APA (7th ed.) Citation

Pei, M. A., & Ramondino, S. (1969). The new world spanish-english and english spanish dictionary. Signet.

Chicago Style (17th ed.) Citation

Pei, Mario A., and Salvatore Ramondino. The New World Spanish-english and English Spanish Dictionary. Wyoming: Signet, 1969.

MLA (9th ed.) Citation

Pei, Mario A., and Salvatore Ramondino. The New World Spanish-english and English Spanish Dictionary. Signet, 1969.