APA aipamena

ASSEN MARCEL VAN. (2010). KEY MANAGEMENT MODELS. PEARSON.

Chicago Style aipamena

ASSEN MARCEL VAN. KEY MANAGEMENT MODELS. BOSTON: PEARSON, 2010.

MLA aipamena

ASSEN MARCEL VAN. KEY MANAGEMENT MODELS. PEARSON, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.