APA-viite (7. p.)

Torres, M. A. J., Demayo, C. G., & Siar, S. V. (2008). Corona shape variations among nine species of Hoya. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).

Chicago-viite (17. p.)

Torres, Mark Anthony J., Cesar G. Demayo, ja Simeona V. Siar. "Corona Shape Variations Among Nine Species of Hoya." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2008.

MLA-viite (9. p.)

Torres, Mark Anthony J., et al. "Corona Shape Variations Among Nine Species of Hoya." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2008.