APA (7th ed.) Citation

Schellinger, P. E. ., & Watson, N. (1991). Twentieth-century science-fictions writers (3rd ed.). St. James Press.

Chicago Style (17th ed.) Citation

Schellinger, Paul E. , and Noelle Watson. Twentieth-century Science-fictions Writers. 3rd ed. Chicago: St. James Press, 1991.

MLA (9th ed.) Citation

Schellinger, Paul E. , and Noelle Watson. Twentieth-century Science-fictions Writers. 3rd ed. St. James Press, 1991.