Citazione Stile APA (7a Edizione)

Quiason, S. N. (1975). Pharmacognostical studies of four species of alkaloid-bearing medicinal plants in the family apocynaceae [microform]. Photoduplication Service,University of the Philippines Library.

Citazione stile Chigago Style (17a edizione)

Quiason, Sonia Narvas. Pharmacognostical Studies of Four Species of Alkaloid-bearing Medicinal Plants in the Family Apocynaceae [microform]. Quezon City: Photoduplication Service,University of the Philippines Library, 1975.

Citatione MLA (9a ed.)

Quiason, Sonia Narvas. Pharmacognostical Studies of Four Species of Alkaloid-bearing Medicinal Plants in the Family Apocynaceae [microform]. Photoduplication Service,University of the Philippines Library, 1975.