Gaya APA

Gerr, D. (1989). Propeller Handbook: The Complete Reference for Choosing, Installing and Understanding Boat Propeller . United States of America: McGraw-Hill.

Gaya MLA

Gerr, Dave. "Propeller Handbook: The Complete Reference for Choosing, Installing and Understanding Boat Propeller". United States of America: McGraw-Hill, 1989. Text.