APA

Sytnik K., Cherednichenko L., Sakhaev V., Lebedinsky Y., Voloshin V. & Kolybin V. (1985). Living in the environment : a sourcebook for environmental education. [París]: UNESCO ; UNEP.

Chicago

Sytnik K.M, Cherednichenko L.S, Sakhaev V.G, Lebedinsky Yu, Voloshin V and Kolybin V.A. 1985. Living in the environment : a sourcebook for environmental education. [París]: UNESCO ; UNEP.

Harvard

Sytnik K., Cherednichenko L., Sakhaev V., Lebedinsky Y., Voloshin V. and Kolybin V. (1985). Living in the environment : a sourcebook for environmental education. [París]: UNESCO ; UNEP.

MLA

Sytnik K.M, Cherednichenko L.S, Sakhaev V.G, Lebedinsky Yu, Voloshin V and Kolybin V.A. Living in the environment : a sourcebook for environmental education. [París]: UNESCO ; UNEP. 1985.