Gaya APA

SCHAFER, H, J. (1995). MATERIALS ON THE SITUATION OF BIODIVERSITY IN GERMANY . BONN: FEDERAL AGENCY FOR NATURE CONSERVATION.

Gaya MLA

SCHAFER, HANS-, JURGEN. "MATERIALS ON THE SITUATION OF BIODIVERSITY IN GERMANY". BONN: FEDERAL AGENCY FOR NATURE CONSERVATION, 1995. Text.