APA
Gordon R. H., . (1893). Taxation in developing countries. New York: Columbia University Press.
Chicago
Gordon Roger H, . 1893. Taxation in developing countries. New York: Columbia University Press.
Harvard
Gordon R. H., . (1893). Taxation in developing countries. New York: Columbia University Press.
MLA
Gordon Roger H, . Taxation in developing countries. New York: Columbia University Press. 1893.