Gaya APA

V, F, D. (2025). LENINGRAD MATHEMATICAL OLYMPIADS (1961-1991) . : Deepublish.

Gaya MLA

V, FOMIN, DMITRI. "LENINGRAD MATHEMATICAL OLYMPIADS (1961-1991)". : Deepublish, 2025. Hukum Keluarga Islam (Ahwal Syakhshiyyah).