The essential Kropotkin

MLA

Capouya, Emile, and Keitha Tompkins. The Essential Kropotkin. London: MacMillan, 1976.

APA

Capouya, E., & Tompkins, K. (1976). The essential Kropotkin. London: MacMillan.

Chicago

Capouya, Emile, ed., and Keitha Tompkins ed. The Essential Kropotkin. London: MacMillan, 1976.