-Yang Lee, C., -Heng Yap, H. and Long Chong, N.-. (1996) “Insecticide toxicity on the adult German ceki’oach, Blattella germanica (L.) (Dictyoptera: Blattellidae)”, Malaysian Journal of Science, 17(1), pp. 1–9. Available at: https://ejournal.um.edu.my/index.php/MJS/article/view/9400 (Accessed: 20 May 2024).