Benjawan Tuetun. 2006. Topical products of mosquito repellent from Apium graveolens Linn. Field of Study Parasitology, Chiang Mai University;
Benjawan Tuetun. (2006) Topical products of mosquito repellent from Apium graveolens Linn. . Chiang Mai University/Chiang Mai.
Benjawan Tuetun. Topical products of mosquito repellent from Apium graveolens Linn. . Chiang Mai:Chiang Mai University, 2006.
Benjawan Tuetun. (2006) Topical products of mosquito repellent from Apium graveolens Linn. . Chiang Mai University/Chiang Mai.