Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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

Attenzione: Queste citazioni potrebbero non essere precise al 100%.