Guide book of excursions of the all union conference for the study of the quaternary period /
translated by T.A. Sofiano ; edited by A. T. Aslanian, K. I. Karapetian.
- Yerevan : Armenian SSR, 1973.
- 127 pages : ill., maps ; 20 cm.
- 9(47.925)(026) (NLA) .