APA aipamena

Postgate, J. (1994). The Outer reaches of life.

Chicago Style aipamena

Postgate, John. The Outer Reaches of Life. Cambridge, CUP, 1994.

MLA aipamena

Postgate, John. The Outer Reaches of Life. 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.