APA引文

O'Connor, P., & Haden, E. F. (1957). Oral drill in Spanish. Houghton Mifflin.

Chicago Style (17th ed.) Citation

O'Connor, Patricia, and Ernest Faber Haden. Oral Drill in Spanish. Boston: Houghton Mifflin, 1957.

MLA引文

O'Connor, Patricia, and Ernest Faber Haden. Oral Drill in Spanish. Houghton Mifflin, 1957.