APA (7th ed.) Citation

Hawlader, M. N. A., Ng, K. C., Chandratilleke, T. T., SHARMA, D., & Koay, K. H. L. (1987). Economic evaluation of a solar water heating system. Pergamon.

Chicago Style (17th ed.) Citation

Hawlader, Mohammad Nurul Alam, K C. Ng, T T. Chandratilleke, D. SHARMA, and K H L. Koay. Economic Evaluation of a Solar Water Heating System. Pergamon, 1987.

MLA (8th ed.) Citation

Hawlader, Mohammad Nurul Alam, et al. Economic Evaluation of a Solar Water Heating System. Pergamon, 1987.