Citazione Stile APA (7a Edizione)

Ilarde, D. M., Ocampo, P. D. S., & Cagas, C. R. (1969). A Catalog of institutions and agencies for children with special needs. s.n.

Citazione stile Chigago Style (17a edizione)

Ilarde, Dominga M., Perla D. Santos- Ocampo, e Cosme R. Cagas. A Catalog of Institutions and Agencies for Children with Special Needs. Manila: s.n, 1969.

Citatione MLA (9a ed.)

Ilarde, Dominga M., et al. A Catalog of Institutions and Agencies for Children with Special Needs. s.n, 1969.