APA aipamena

Goldmann, H. M. (1971). How To Win Customers Heinz M. Goldmann. Pan Book.

Chicago Style aipamena

Goldmann, Heinz M. How To Win Customers Heinz M. Goldmann. Pan Book, 1971.

MLA aipamena

Goldmann, Heinz M. How To Win Customers Heinz M. Goldmann. Pan Book, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.