Παραπομπή APA

Perelman, Y. (1958). Astronomy for entertainment. Foreign Languages Pub. House.

Παραπομπή Chicago Style

Perelman, Y. Astronomy for Entertainment. Moscow: Foreign Languages Pub. House, 1958.

Παραπομπή MLA

Perelman, Y. Astronomy for Entertainment. Foreign Languages Pub. House, 1958.