etc. Ognev, S I books & textbook
Mammals of the U.S.S.R. and Adjacent Countries: Cetacea v. 9
IPST /1967-01-01 Hardcover / 769 Pages
isbn-10: 0706503015 / isbn-13: 9780706503012
IPST /1967-01-01 Hardcover / 769 Pages
isbn-10: 0706503015 / isbn-13: 9780706503012