APA (7th ed.) Citation

Ibrahim, S. A., Ibrahim, F. H., & Mohd Ali Napiah, M. F. (2016). Crab signal system. Universiti Putra Malaysia Press.

Chicago Style (17th ed.) Citation

Ibrahim, Siti Aminah, Faridah Hanum Ibrahim, and Mohd Fazriq Mohd Ali Napiah. Crab Signal System. Universiti Putra Malaysia Press, 2016.

MLA (9th ed.) Citation

Ibrahim, Siti Aminah, et al. Crab Signal System. Universiti Putra Malaysia Press, 2016.