Cita APA (7a ed.)
Gunawardana, I., Wijesinghe, K., Amerasinghe, P. H., & Clemett, A. (2007). Hygiene and sanitation assessment report for Kurunegala, Sri Lanka.
Cita Chicago Style (17a ed.)
Gunawardana, I., K. Wijesinghe, Priyanie H. Amerasinghe, y Alexandra Clemett. Hygiene and Sanitation Assessment Report for Kurunegala, Sri Lanka. 2007.
Cita MLA (9a ed.)
Gunawardana, I., et al. Hygiene and Sanitation Assessment Report for Kurunegala, Sri Lanka. 2007.
Precaución: Estas citas no son 100% exactas.