Cita APA (7a ed.)

Winthrop, E., & Massey, J. (2015). Lucy and Henry are twins. Two Lions.

Cita Chicago Style (17a ed.)

Winthrop, Elizabeth, y Jane Massey. Lucy and Henry Are Twins. New York: Two Lions, 2015.

Cita MLA (8a ed.)

Winthrop, Elizabeth, y Jane Massey. Lucy and Henry Are Twins. Two Lions, 2015.

Precaución: Estas citas no son 100% exactas.