Cita APA (7a ed.)

Buck, P. S., & Spencer, C. (1954). My several worlds: Abridged for younger readers. John Day.

Cita Chicago Style (17a ed.)

Buck, Pearl S., y Cornelia Spencer. My Several Worlds: Abridged for Younger Readers. New York: John Day, 1954.

Cita MLA (9a ed.)

Buck, Pearl S., y Cornelia Spencer. My Several Worlds: Abridged for Younger Readers. John Day, 1954.