APA aipamena

Feather, N. (1961). Mass, length, and time. Penguin Books.

Chicago Style aipamena

Feather, Norman. Mass, Length, and Time. Baltimore: Penguin Books, 1961.

MLA aipamena

Feather, Norman. Mass, Length, and Time. Penguin Books, 1961.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.