APA
Loewald R., . (1980). School Feeding as a Service to Children: Guidelines for Planning School Feeding Programmes. Paris: UNESCO.
Chicago
Loewald Richard, . 1980. School Feeding as a Service to Children: Guidelines for Planning School Feeding Programmes. Paris: UNESCO.
Harvard
Loewald R., . (1980). School Feeding as a Service to Children: Guidelines for Planning School Feeding Programmes. Paris: UNESCO.
MLA
Loewald Richard, . School Feeding as a Service to Children: Guidelines for Planning School Feeding Programmes. Paris: UNESCO. 1980.