De Souto, M. S. (1993). Group travel (2nd ed.). New York: Delmar Publishers.
Chicago Style CitationDe Souto, Martha Sarbey. Group Travel. 2nd ed. New York: Delmar Publishers, 1993.
MLA CitationDe Souto, Martha Sarbey. Group Travel. 2nd ed. New York: Delmar Publishers, 1993.
Warning: These citations may not always be 100% accurate.