MLA

Gregorio, Leonor B, and Josephine C Sison. Information Transfer Still Inadequate In Rural Areas. International, 1991.

APA

Gregorio, L. B, & Sison, J. C. (1991). Information transfer still inadequate in rural areas. International.

Chicago

Gregorio, Leonor B., and Josephine C Sison. Information Transfer Still Inadequate In Rural Areas. International, 1991.