APA aipamena

CROCKETT, J. U. (1978). Bulbs James Underwood Crockett. Time Life Books.

Chicago Style aipamena

CROCKETT, James Underwood. Bulbs James Underwood Crockett. Time Life Books, 1978.

MLA aipamena

CROCKETT, James Underwood. Bulbs James Underwood Crockett. Time Life Books, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.