Citazione Stile APA (7a Edizione)

Ng, H. G. (1980). Allelopathic effects of Chromolaena odorata (L.) [microform]. Photoduplication Service, University of the Philippines Library.

Citazione stile Chigago Style (17a edizione)

Ng, Huang Gieh. Allelopathic Effects of Chromolaena Odorata (L.) [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1980.

Citatione MLA (9a ed.)

Ng, Huang Gieh. Allelopathic Effects of Chromolaena Odorata (L.) [microform]. Photoduplication Service, University of the Philippines Library, 1980.