APA (7th ed.) Citation

L'Engle, M. (2007). A swiftly tilting planet (First Square Fish edition.). Square Fish.

Chicago Style (17th ed.) Citation

L'Engle, Madeleine. A Swiftly Tilting Planet. First Square Fish edition. New York: Square Fish, 2007.

MLA (8th ed.) Citation

L'Engle, Madeleine. A Swiftly Tilting Planet. First Square Fish edition. Square Fish, 2007.

Warning: These citations may not always be 100% accurate.