Cita APA (7a ed.)

Pfeffer, W., & Bleck, L. (2010). The longest day: Celebrating the summer solstice. Dutton Children's Books.

Cita Chicago Style (17a ed.)

Pfeffer, Wendy, y Linda Bleck. The Longest Day: Celebrating the Summer Solstice. New York: Dutton Children's Books, 2010.

Cita MLA (8a ed.)

Pfeffer, Wendy, y Linda Bleck. The Longest Day: Celebrating the Summer Solstice. Dutton Children's Books, 2010.

Precaución: Estas citas no son 100% exactas.