APA

Winkler P., Shymansky J. ). & Thompson K. D. ). (2003). Feeding The World. Washington: National Geographic Society.

Chicago

Winkler Peter, Shymansky James(Consultant ) and Thompson Karen Design ). 2003. Feeding The World. Washington: National Geographic Society.

Harvard

Winkler P., Shymansky J. ). and Thompson K. D. ). (2003). Feeding The World. Washington: National Geographic Society.

MLA

Winkler Peter, Shymansky James(Consultant ) and Thompson Karen Design ). Feeding The World. Washington: National Geographic Society. 2003.