Shalayev V.F., R. N. (1966). Zoology: Textbook for the 6th and 7th forms. Prosveshcheniye.
Чикаго маягийн жагсаалтShalayev V.F., Rykov N.A. Zoology: Textbook for the 6th and 7th Forms. Moscow: Prosveshcheniye, 1966.
MLA ишлэлShalayev V.F., Rykov N.A. Zoology: Textbook for the 6th and 7th Forms. Prosveshcheniye, 1966.
Warning: These citations may not always be 100% accurate.