Sanya Vathanakoune และ Penchan Sherer. (2010) Social meanings, perceptions, and the use of voluntary HIV counselling and testing among male service workers in Vientiane, Laos. Mahidol University:ม.ป.ท.Sanya Vathanakoune และ Penchan Sherer. 2010. Social meanings, perceptions, and the use of voluntary HIV counselling and testing among male service workers in Vientiane, Laos. ม.ป.ท.:Mahidol University;Sanya Vathanakoune และ Penchan Sherer. Social meanings, perceptions, and the use of voluntary HIV counselling and testing among male service workers in Vientiane, Laos. ม.ป.ท.:Mahidol University, 2010. Print.