Παραπομπή APA

Sevastyanov, V., & Pryakhin, V. (1988). Mankind's road to the stars. Allied.

Παραπομπή Chicago Style

Sevastyanov, Vitali, και Vladimir Pryakhin. Mankind's Road to the Stars. Ahmedabad: Allied, 1988.

Παραπομπή MLA

Sevastyanov, Vitali, και Vladimir Pryakhin. Mankind's Road to the Stars. Allied, 1988.