APA (7th ed.) Citation

Leslie, L. A. (1977). 20,000 words: Spelled and divided for quick reference (7th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Leslie, Louis A. 20,000 Words: Spelled and Divided for Quick Reference. 7th ed. New York: McGraw-Hill, 1977.

MLA (9th ed.) Citation

Leslie, Louis A. 20,000 Words: Spelled and Divided for Quick Reference. 7th ed. McGraw-Hill, 1977.