Somnuk Wongtong. [19--]. Sex pheromone of cotton bollworm, Heliothis armigera (Hubner). Bangkok:Kasetsart University;
Somnuk Wongtong. ([19--]) Sex pheromone of cotton bollworm, Heliothis armigera (Hubner) (รายงานผลงานวิจัย). Kasetsart University:Bangkok.
Somnuk Wongtong. Sex pheromone of cotton bollworm, Heliothis armigera (Hubner). Bangkok:Kasetsart University, [19--].
Somnuk Wongtong. ([19--]) Sex pheromone of cotton bollworm, Heliothis armigera (Hubner) (รายงานผลงานวิจัย). Kasetsart University:Bangkok.