Empire of fear
MLA
Petrov, Vladimir Mihailovich, and Evdokia Petrov.
Empire of Fear. New York: Praeger, 1956.
APA
Petrov, V. Mihailovich, & Petrov, E. (1956).
Empire of fear. New York: Praeger.
Chicago
Petrov, Vladimir Mihailovich, and Evdokia Petrov.
Empire of Fear. New York: Praeger, 1956.