Style de citation APA (7e éd.)

Hartzog, H. S., & Ernst, D. (1936). Webster language: A combined workbook & textbook. Webster Publishing Company.

Style de citation Chicago (17e éd.)

Hartzog, Henry S., et Dora Ernst. Webster Language: A Combined Workbook & Textbook. Saint Louis: Webster Publishing Company, 1936.

Style de citation MLA (8e éd.)

Hartzog, Henry S., et Dora Ernst. Webster Language: A Combined Workbook & Textbook. Webster Publishing Company, 1936.