APA (7th ed.) Citation

Da Silva, Z. S., & Lovett, G. H. (1965). A concept approach to Spanish (2d ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Da Silva, Zenia Sacks, and Gabriel H. Lovett. A Concept Approach to Spanish. 2d ed. New York: Harper & Row, 1965.

MLA (9th ed.) Citation

Da Silva, Zenia Sacks, and Gabriel H. Lovett. A Concept Approach to Spanish. 2d ed. Harper & Row, 1965.