APA (7th ed.) Citation

Blyth, J. W. (1957). A modern introduction to logic. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Blyth, John William. A Modern Introduction to Logic. Boston: Houghton Mifflin, 1957.

MLA (9th ed.) Citation

Blyth, John William. A Modern Introduction to Logic. Houghton Mifflin, 1957.