APA aipamena

PFEIFFER J.W. (1993). USING ROLE PLAYS INHRD. ADITYA BOOKS.

Chicago Style aipamena

PFEIFFER J.W. USING ROLE PLAYS INHRD. ADITYA BOOKS, 1993.

MLA aipamena

PFEIFFER J.W. USING ROLE PLAYS INHRD. ADITYA BOOKS, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.