APA (7th ed.) Citation

S., N., Abdulamir, A. S., Abu Bakar, F., & Salleh, A. B. (2009). The health risk of formaldehyde to human beings. Science Publications.

Chicago Style (17th ed.) Citation

S., Norliana, Ahmed Sahib Abdulamir, Fatimah Abu Bakar, and Abu Bakar Salleh. The Health Risk of Formaldehyde to Human Beings. Science Publications, 2009.

MLA (9th ed.) Citation

S., Norliana, et al. The Health Risk of Formaldehyde to Human Beings. Science Publications, 2009.