APA (7th ed.) Citation

Zain, S., Ahmad, N., & Zainuddin, M. (2007). Helium λ 4009.27 Å Phase Variation in Alpha Virginis. Faculty of Science, University of Malaya.

Chicago Style (17th ed.) Citation

Zain, S.F.S, N. Ahmad, and M.Z Zainuddin. Helium λ 4009.27 Å Phase Variation in Alpha Virginis. Faculty of Science, University of Malaya, 2007.

MLA (9th ed.) Citation

Zain, S.F.S, et al. Helium λ 4009.27 Å Phase Variation in Alpha Virginis. Faculty of Science, University of Malaya, 2007.