APA aipamena

Pulido, P. N., & Enriquez, S. R. (1980). Pag-unlad at pagbabago: Development and progress, socio-economic problems. Philippine Book.

Chicago Style aipamena

Pulido, Paz N., and S. R. Enriquez. Pag-unlad at Pagbabago: Development and Progress, Socio-economic Problems. [Manila]: Philippine Book, 1980.

MLA aipamena

Pulido, Paz N., and S. R. Enriquez. Pag-unlad at Pagbabago: Development and Progress, Socio-economic Problems. Philippine Book, 1980.