APA (7e ed.) Bronvermelding

Cabalfin, E. A. (1977). Further studies on the alkaloids of Phaeanthus ebracteolatus (Presl.) Merrill [microform]. Isolatin of a tertiary phenolite base. Photoduplication Service.

Chicago (17e ed.) Bronvermelding

Cabalfin, Elnora Advincula. Further Studies on the Alkaloids of Phaeanthus Ebracteolatus (Presl.) Merrill [microform]. Isolatin of a Tertiary Phenolite Base. Quezon City: Photoduplication Service, 1977.

MLA (9e ed.) Bronvermelding

Cabalfin, Elnora Advincula. Further Studies on the Alkaloids of Phaeanthus Ebracteolatus (Presl.) Merrill [microform]. Isolatin of a Tertiary Phenolite Base. Photoduplication Service, 1977.