chapter
Articles on Marx and Engels
Pages 116

Abdel-Malek, Anouar. "Marxism and the Sociology o-f Civilizations." Piooenes 64(1968): 91-116.

Aboulafia, M. "Engels, Darwin, and Hegel's Idea of Contin­ gency." Studies in Soviet Thought 2 1 (No. 3, 1980): 211-19.