APA (7th ed.) Citation

Abdul Rahman, A. W., Eng, C. T., & S., M. H. (1999). Biometrics electronic purse.

Chicago Style (17th ed.) Citation

Abdul Rahman, Abdul Wahab, Chong Tan Eng, and M. Heng S. Biometrics Electronic Purse. 1999.

MLA (8th ed.) Citation

Abdul Rahman, Abdul Wahab, et al. Biometrics Electronic Purse. 1999.