APA Style
Lewis, C.S.. (2009).
Yours, Jack .
United States:
HarperCollins e-books.
Chicago Style
Lewis, C.S..
Yours, Jack.
United States:
HarperCollins e-books,
2009.
Text.
MLA Style
Lewis, C.S..
Yours, Jack.
United States:
HarperCollins e-books,
2009.
Text.
Turabian Style
Lewis, C.S..
Yours, Jack.
United States:
HarperCollins e-books,
2009.
Print.