APA (7th ed.) Citation
Trager, G. L., & Smith, H. L. (1956). An outline of English structure. American Council of Learned Societies.
Chicago Style (17th ed.) Citation
Trager, George L., and Henry Lee Smith. An Outline of English Structure. Washington, D.C.: American Council of Learned Societies, 1956.
MLA (9th ed.) Citation
Trager, George L., and Henry Lee Smith. An Outline of English Structure. American Council of Learned Societies, 1956.
Warning: These citations may not always be 100% accurate.