APA
Darling J. D., Nicklin C., Norris K. S., Whietehead H. & Wursig B. (2001). Wladcy oceanu: Wieloryby, delfiny, morswiny. Warszawa: National Geographic Society.
Chicago
Darling James D, Nicklin Charles, Norris Kenneth S, Whietehead Hal and Wursig Bernd. 2001. Wladcy oceanu: Wieloryby, delfiny, morswiny. Warszawa: National Geographic Society.
Harvard
Darling J. D., Nicklin C., Norris K. S., Whietehead H. and Wursig B. (2001). Wladcy oceanu: Wieloryby, delfiny, morswiny. Warszawa: National Geographic Society.
MLA
Darling James D, Nicklin Charles, Norris Kenneth S, Whietehead Hal and Wursig Bernd. Wladcy oceanu: Wieloryby, delfiny, morswiny. Warszawa: National Geographic Society. 2001.