Cita APA (7th ed.)

Krylov, N. (1968). Descriptive geometry. Mir pub.

Cita Chicago (17th ed.)

Krylov, N. Descriptive Geometry. Moscow: Mir pub, 1968.

Cita MLA (9th ed.)

Krylov, N. Descriptive Geometry. Mir pub, 1968.

Atenció: Aquestes cites poden no estar 100% correctes.