Cita APA

Writing Improvement Project. (1977). Building English skills. McDougal, Littell & Company.

Citación estilo Chicago

Writing Improvement Project. Building English Skills. Evanston, Illinois: McDougal, Littell & Company, 1977.

Cita MLA

Writing Improvement Project. Building English Skills. McDougal, Littell & Company, 1977.

Warning: These citations may not always be 100% accurate.