contributing authors, M. F. Grin ... [et al.] ; editors, S. V. Kalesnik, V. F. Pavlenko ; [translation from the Russian by Sergei Chulaki and Valeri Epstein]

Progress Publishers c1976

Available at 11 libraries

М.Ф. Грин, А.Г. Кауфман

Гос. соц.-экон. изд-во 1933

вып. 1

Available at 2 libraries