APA (7th ed.) Citation

Pei, M., & Ramondino, S. (1968). The New World Spanish-English and English-Spanish dictionary. Signet.

Chicago Style (17th ed.) Citation

Pei, Mario, and Salvatore Ramondino. The New World Spanish-English and English-Spanish Dictionary. New York: Signet, 1968.

MLA (9th ed.) Citation

Pei, Mario, and Salvatore Ramondino. The New World Spanish-English and English-Spanish Dictionary. Signet, 1968.