Cita APA (7th ed.)

Stypulkowski, Z. (1950). Invitation to Moscow ([Authorized U. S. ed.].). Walker.

Cita Chicago (17th ed.)

Stypulkowski, Zbigniew. Invitation to Moscow. [Authorized U. S. ed.]. New York: Walker, 1950.

Cita MLA (9th ed.)

Stypulkowski, Zbigniew. Invitation to Moscow. [Authorized U. S. ed.]. Walker, 1950.

Atenció: Aquestes cites poden no estar 100% correctes.