The Penkovsky papers

MLA

Penʹkovskiĭ, Oleg Vladimirovich, et al. The Penkovsky Papers. London: Collins, 1965.

APA

Penʹkovskiĭ, O. Vladimirovich, Gibney, F., Crankshaw, E., & Deriabin, P. (1965). The Penkovsky papers. London: Collins.

Chicago

Penʹkovskiĭ, Oleg Vladimirovich, Frank Gibney, Edward Crankshaw, and Peter Deriabin. The Penkovsky Papers. London: Collins, 1965.