APA Edition Citation

Cassidy, F. G., & Robertson, S. (1954). The development of modern english (Ed.2.).

Chicago Edition Citation

Cassidy, Frederic G., and Stuart Robertson. The Development of Modern English. Ed.2. New Jersey, Prentice Hall, 1954.

MLA Edition Citation

Cassidy, Frederic G., and Stuart Robertson. The Development of Modern English. Ed.2. 1954.