APA (7th ed.) Citation

Leiper, M. A., & Wilson, A. G. (1923). A new English grammar. The Macmillan company.

Chicago Style (17th ed.) Citation

Leiper, Macon Anderson, and Alexander Gordon Wilson. A New English Grammar. New York: The Macmillan company, 1923.

MLA (9th ed.) Citation

Leiper, Macon Anderson, and Alexander Gordon Wilson. A New English Grammar. The Macmillan company, 1923.