APA (7e ed.) Bronvermelding

Druzhinin, G. V. (1980). Osnovnye zakonomernosti stroeni︠i︡a beregov ozer Severnogo Kazakhstana. Nauka, Leningr. otd-nie.

Chicago (17e ed.) Bronvermelding

Druzhinin, Gennadiĭ Viktorovich. Osnovnye Zakonomernosti Stroeni︠i︡a Beregov Ozer Severnogo Kazakhstana. Leningrad: Nauka, Leningr. otd-nie, 1980.

MLA (8e ed.) Bronvermelding

Druzhinin, Gennadiĭ Viktorovich. Osnovnye Zakonomernosti Stroeni︠i︡a Beregov Ozer Severnogo Kazakhstana. Nauka, Leningr. otd-nie, 1980.