APA aipamena

Clements, P. (1996). Be positive: A guide for managers. Kogan Page India.

Chicago Style aipamena

Clements, Phil. Be Positive: A Guide for Managers. NewDelhi: Kogan Page India, 1996.

MLA aipamena

Clements, Phil. Be Positive: A Guide for Managers. Kogan Page India, 1996.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.