Vnezemnye t︠s︡ivilizat︠s︡ii.
Problemy mezhzvezdnoĭ svi︠a︡zi.
Pod red. prof. S.A. Kaplana.
APA Citation
Gindilis, L. M. (Lev Mironovich)., Kaplan, S. A. (Samuil Aronovich). (1969). Vnezemnye t︠s︡ivilizat︠s︡ii: Problemy mezhzvezdnoĭ svi︠a︡zi. Moskva: "Nauka".
MLA Citation
Gindilis, L. M. (Lev Mironovich), and S. A. (Samuil Aronovich) Kaplan. Vnezemnye T︠s︡ivilizat︠s︡ii: Problemy Mezhzvezdnoĭ Svi︠a︡zi. Moskva: "Nauka", 1969.
Warning: These citations may not always be complete (especially for serials).