APA (7th ed.) Citation

Canfield, D. L., & Davis, J. C. (1975). An introduction to Romance linguistics. Southern Ill. Univ. Press [u.a.].

Chicago Style (17th ed.) Citation

Canfield, Delos L., and John Cary Davis. An Introduction to Romance Linguistics. Carbondale [u.a.]: Southern Ill. Univ. Press [u.a.], 1975.

MLA (9th ed.) Citation

Canfield, Delos L., and John Cary Davis. An Introduction to Romance Linguistics. Southern Ill. Univ. Press [u.a.], 1975.