Doroga zhizni.

MLA

Petrov, I︠U︡. V. Doroga zhizni. [Place of publication not identified] : [publisher not identified], 1971.

APA

Petrov, I. (1971). Doroga zhizni. [Place of publication not identified] : [publisher not identified].

Chicago

Petrov, I︠U︡. V. Doroga zhizni. [Place of publication not identified] : [publisher not identified], 1971.