APA aipamena

Sayce, V. (1989). Exercise can beat your arthistis. Avery Pu. Group.

Chicago Style aipamena

Sayce, Valerie. Exercise Can Beat Your Arthistis. Avery Pu. Group, 1989.

MLA aipamena

Sayce, Valerie. Exercise Can Beat Your Arthistis. Avery Pu. Group, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.