Sonido, Divina G. Practical food preservation and processing: A practical guide for businesses, hobyists and enthusiasts/ Divina G. Sonido - Mandaluyong City: National Book Store, c2009. - 241 pages: illustrations; 25.5 cm. Includes references and index. ISBN: 971086789x Subjects--Topical Terms: Food--PreservationFood--Industry Dewey Class. No.: DFil 641.4 / So58