Dietrich, J. E., & Duckwall, R. W. (1983). Play direction (2nd ed.). Prentice-Hall.
Chicago Style (17th ed.) CitationDietrich, John E., and Ralph W. Duckwall. Play Direction. 2nd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1983.
MLA (9th ed.) CitationDietrich, John E., and Ralph W. Duckwall. Play Direction. 2nd ed. Prentice-Hall, 1983.
Warning: These citations may not always be 100% accurate.