Παραπομπή σε μορφή APA (7η εκδ.)

BENTLEY, R. (1992). Research and technology in the former German DemocraticRepublic. Westview.

Παραπομπή σε μορφή Chicago (17η εκδ.)

BENTLEY, Raymond. Research and Technology in the Former German DemocraticRepublic. Boulder: Westview, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

BENTLEY, Raymond. Research and Technology in the Former German DemocraticRepublic. Westview, 1992.