San Andres, R. R., & Illo, J. F. (1978). Beyond share tenancy: A socio-economic study of the effects of agrarian reform programs in the Bicol River Basin, Camarines Sur, 1974 and 1977. Social Survey Research Unit (Naga City), Institute of Philippine Culture, Ateneo de Manila University.
Lua i Stíl Chicago (17ú heag.)San Andres, Ricardo R., agus Jean Frances Illo. Beyond Share Tenancy: A Socio-economic Study of the Effects of Agrarian Reform Programs in the Bicol River Basin, Camarines Sur, 1974 and 1977. Quezon City: Social Survey Research Unit (Naga City), Institute of Philippine Culture, Ateneo de Manila University, 1978.
Lua MLA (9ú heag.)San Andres, Ricardo R., agus Jean Frances Illo. Beyond Share Tenancy: A Socio-economic Study of the Effects of Agrarian Reform Programs in the Bicol River Basin, Camarines Sur, 1974 and 1977. Social Survey Research Unit (Naga City), Institute of Philippine Culture, Ateneo de Manila University, 1978.