Citazione Stile APA (7a Edizione)

ROBERTS, W. H., & TURGEON, G. (1989). About language: A reader for writers.-- Ed.2. Houghton Mifflin.

Citazione stile Chigago Style (17a edizione)

ROBERTS, William H., e Gregoire TURGEON. About Language: A Reader for Writers.-- Ed.2. Boston: Houghton Mifflin, 1989.

Citatione MLA (9a ed.)

ROBERTS, William H., e Gregoire TURGEON. About Language: A Reader for Writers.-- Ed.2. Houghton Mifflin, 1989.