De Leon, S. Y., & Guzman, M. P. (1982). Preservation of Philippine foods: A manual of principles and procedures. Alemar-Phoenix Publishing House.
Citazione stile Chigago Style (17a edizione)De Leon, Sonia Yuson, e Matilde P. Guzman. Preservation of Philippine Foods: A Manual of Principles and Procedures. Quezon City: Alemar-Phoenix Publishing House, 1982.
Citatione MLA (9a ed.)De Leon, Sonia Yuson, e Matilde P. Guzman. Preservation of Philippine Foods: A Manual of Principles and Procedures. Alemar-Phoenix Publishing House, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.