APA (7e ed.) Bronvermelding

Niyomdham, S. (1975). A study on the inheritance of the absence of nicotine in the P2 generation of nicotineless tobacco prae variety [microform]. Photoduplication Service, University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Niyomdham, Somchai. A Study on the Inheritance of the Absence of Nicotine in the P2 Generation of Nicotineless Tobacco Prae Variety [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1975.

MLA (9e ed.) Bronvermelding

Niyomdham, Somchai. A Study on the Inheritance of the Absence of Nicotine in the P2 Generation of Nicotineless Tobacco Prae Variety [microform]. Photoduplication Service, University of the Philippines Library, 1975.