Cita APA (7th ed.)
Enikeev, V. (1970). Practical aid for oil well operators. Mir Publishers.
Cita Chicago (17th ed.)
Enikeev, V. Practical Aid for Oil Well Operators. Moscow: Mir Publishers, 1970.
Cita MLA (9th ed.)
Enikeev, V. Practical Aid for Oil Well Operators. Mir Publishers, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.