MLA

Smith, Leon, and Thomas Nugent. Improved French and English, English and French Pocket-dictionary. A new edition Paris: Charles Hingray, 1844.

APA

Smith, L., & Nugent, T. (1844). Improved French and English, English and French pocket-dictionary. A new edition Paris: Charles Hingray.

Chicago

Smith, Leon, and Thomas Nugent. Improved French and English, English and French Pocket-Dictionary. A new edition Paris: Charles Hingray, 1844.