Clue 1

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You'll want to identify the source of these quotes...

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Clue 2

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Specifically, the name of each author...

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Solution

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The first names, in order, form an acrostic.

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Clue 1

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Each string of numbers represents a book...

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Clue 2

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They are ISBN numbers, to be specific.

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Solution

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Each title has the name number of letters as are in its ISBN. The marked numbers correspond to those letters in each title.

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Clue 1

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Each string of numbers represents a book...

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Clue 2

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They are ISBN numbers, to be specific.

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Solution

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Each title has the name number of letters as are in its ISBN. The marked numbers correspond to those letters in each title.

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Clue 1

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A little research will be needed here.

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Clue 2

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Have you discovered each book's title?

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Solution

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Protect and Defend, My Gun Is Quick, and Mother... Though you don't want the full titles.

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