APA aipamena

Kaupush, Ė., & Zalʹkalye, I. (1969). Teorii︠a︡ astronomicheskikh priborov. LGU.

Chicago Style aipamena

Kaupush, Ė., and I. Zalʹkalye. Teorii︠a︡ Astronomicheskikh Priborov. Riga: LGU, 1969.

MLA aipamena

Kaupush, Ė., and I. Zalʹkalye. Teorii︠a︡ Astronomicheskikh Priborov. LGU, 1969.