APA aipamena

(1998). Adolescents: Smoking and quitting How the physician can help. Pulsus Group Inc.

Chicago Style aipamena

Adolescents: Smoking and Quitting How the Physician Can Help. Pulsus Group Inc, 1998.

MLA aipamena

Adolescents: Smoking and Quitting How the Physician Can Help. Pulsus Group Inc, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.