APA aipamena

Hambly, K. (1989). How to improve your confidence. Sudha.

Chicago Style aipamena

Hambly, Kenneth. How to Improve Your Confidence. New Delhi: Sudha, 1989.

MLA aipamena

Hambly, Kenneth. How to Improve Your Confidence. Sudha, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.