Gaya APA

Feinberg, G. (1980). Life Beyond Earth : The Intellegengt Earthing's Guide to Life in The Universe . New York: William Marrow and Company Inc..

Gaya MLA

Feinberg, Gerald. "Life Beyond Earth : The Intellegengt Earthing's Guide to Life in The Universe". New York: William Marrow and Company Inc., 1980. Text.