Sprout, H., & Sprout, M. (1965). The ecological perspective on human affairs : with special reference to international politics / by Harold and Margaret Sprout: With special reference to international politics. Princeton University Press.
Chicago Style (17th ed.) CitationSprout, Harold, and Margaret Sprout. The Ecological Perspective on Human Affairs : With Special Reference to International Politics / by Harold and Margaret Sprout: With Special Reference to International Politics. Princeton, N.J.: Princeton University Press, 1965.
MLA (9th ed.) CitationSprout, Harold, and Margaret Sprout. The Ecological Perspective on Human Affairs : With Special Reference to International Politics / by Harold and Margaret Sprout: With Special Reference to International Politics. Princeton University Press, 1965.