Dyfyniad APA

Goodall, J. (1990). Through a window: My thirty years with the chimpanzees of gombe. Houghton Mifflin Company.

Dyfyniad Arddull Chicago

Goodall, Jane. Through a Window: My Thirty Years with the Chimpanzees of Gombe. New York: Houghton Mifflin Company, 1990.

Dyfyniad MLA

Goodall, Jane. Through a Window: My Thirty Years with the Chimpanzees of Gombe. Houghton Mifflin Company, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.