APA Edition Citation

Fergus, P. M. (1964). Spelling improvement: A program for self-instruction. McGraw-Hill book company.

Chicago Edition Citation

Fergus, Patricia M. Spelling Improvement: A Program for Self-instruction. New York: McGraw-Hill book company, 1964.

MLA Edition Citation

Fergus, Patricia M. Spelling Improvement: A Program for Self-instruction. McGraw-Hill book company, 1964.

Warning: These citations may not always be 100% accurate.