Cita APA

Jones, H. S. 1., & Jones, H. S. 1. (1940). Life on other worlds. New York, New York: New American Library.

Citación estilo Chicago

Jones, H. Spencer 1890-, y H. Spencer 1890- Jones. Life On Other Worlds. New York, New York: New American Library, 1940.

Cita MLA

Jones, H. Spencer 1890-, y H. Spencer 1890- Jones. Life On Other Worlds. New York, New York: New American Library, 1940.