Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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

Precaución: Estas citas no son 100% exactas.