Cita APA (7th ed.)

Del Rosario, T. B., & Ramilla, E. M. (1971). Food-buying guide for group feeding. [s.n.

Cita Chicago (17th ed.)

Del Rosario, Tita B., i Eliza M. Ramilla. Food-buying Guide for Group Feeding. Manila: [s.n, 1971.

Cita MLA (9th ed.)

Del Rosario, Tita B., i Eliza M. Ramilla. Food-buying Guide for Group Feeding. [s.n, 1971.