Medina, Z. T. (1965). The teaching of the biotic community concept with the Balara amphitheater site as the model. s.n.].
Chicago Style aipamenaMedina, Zonia T. The Teaching of the Biotic Community Concept with the Balara Amphitheater Site as the Model. [Quezon City: s.n.], 1965.
MLA aipamenaMedina, Zonia T. The Teaching of the Biotic Community Concept with the Balara Amphitheater Site as the Model. s.n.], 1965.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.