APA (7th ed.) Citation

Casad, E. H. (1974). Dialect intelligibility testing. Summer Institute of Linguistics of the University of Oklahoma.

Chicago Style (17th ed.) Citation

Casad, Eugene H. Dialect Intelligibility Testing. Norman: Summer Institute of Linguistics of the University of Oklahoma, 1974.

MLA (9th ed.) Citation

Casad, Eugene H. Dialect Intelligibility Testing. Summer Institute of Linguistics of the University of Oklahoma, 1974.