Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (9e éd.)

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