APA (7th ed.) Citation

Olsson, G. (1980). Birds in egg : (and), Eggs in bird / (by) Gunnar Olsson: (and), Eggs in bird. Pion.

Chicago Style (17th ed.) Citation

Olsson, Gunnar. Birds in Egg : (and), Eggs in Bird / (by) Gunnar Olsson: (and), Eggs in Bird. London: Pion, 1980.

MLA (9th ed.) Citation

Olsson, Gunnar. Birds in Egg : (and), Eggs in Bird / (by) Gunnar Olsson: (and), Eggs in Bird. Pion, 1980.

Warning: These citations may not always be 100% accurate.