APA aipamena

Librero, A. R., Valmayor, R. V., & Perez, M. L. (1987). Research evaluation systems in agriculture and natural resources in the Philippines. International Dev. Research Centre.

Chicago Style aipamena

Librero, Aida R., Ramon V. Valmayor, and Maripaz L. Perez. Research Evaluation Systems in Agriculture and Natural Resources in the Philippines. Los Banos, Laguna: International Dev. Research Centre, 1987.

MLA aipamena

Librero, Aida R., et al. Research Evaluation Systems in Agriculture and Natural Resources in the Philippines. International Dev. Research Centre, 1987.