APA (7th ed.) Citation

De Leon, S. Y., & Castro, F. A. (1979). Guide to canning fruits and vegetables. s.n.].

Chicago Style (17th ed.) Citation

De Leon, Sonia Y., and Florinda A. Castro. Guide to Canning Fruits and Vegetables. [S.l: s.n.], 1979.

MLA (9th ed.) Citation

De Leon, Sonia Y., and Florinda A. Castro. Guide to Canning Fruits and Vegetables. s.n.], 1979.