1. Mutual aid, a factor of evolution
پدیدآورنده : / Foreword by Ashley Montagu, and "The struggle for existence" by Thomas H. Huxley
کتابخانه: Central Library and Documents Center of Mazandaran University (Mazandaran)
موضوع : Cooperation,Social groups,Sociology
رده :
HM131
.
K92
1955
2. Mutual aid;a factor of evolution,
پدیدآورنده : By P.Kropotkin ;with a foreword by H.L.Beales
کتابخانه: Library of Faculty Literature of University of Tehran (Tehran)
موضوع : Cooperation.,Social groups.,Sociology.
