APA aipamena

Branley, F. M. (1982). Space colony: Frontier of the 21st century. Elsevier/Nelson Books.

Chicago Style aipamena

Branley, Franklyn Mansfield. Space Colony: Frontier of the 21st Century. New York: Elsevier/Nelson Books, 1982.

MLA aipamena

Branley, Franklyn Mansfield. Space Colony: Frontier of the 21st Century. Elsevier/Nelson Books, 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.