Παραπομπή APA

Sahrhage, D., & Lundbeck,Johannes. (1992). History of fishing. Springer Verlag.

Παραπομπή Chicago Style

Sahrhage, Dietrich, και Lundbeck,Johannes. History of Fishing. Berlin: Springer Verlag, 1992.

Παραπομπή MLA

Sahrhage, Dietrich, και Lundbeck,Johannes. History of Fishing. Springer Verlag, 1992.