Παραπομπή APA

Prokhorov,A M. (1978). Great Soviet encyclopedia, Index to vol.1-15. Macmillan.

Παραπομπή Chicago Style

Prokhorov,A M. Great Soviet Encyclopedia, Index to Vol.1-15. Newyork: Macmillan, 1978.

Παραπομπή MLA

Prokhorov,A M. Great Soviet Encyclopedia, Index to Vol.1-15. Macmillan, 1978.