Pham และผู้แต่งคนอื่นๆ. 1995. Patterns of health service utilization of villagers in a rural area, Chantaburi province. Faculty of Graduate Studies, Mahidol University;
Pham และผู้แต่งคนอื่นๆ. (1995) Patterns of health service utilization of villagers in a rural area, Chantaburi province . Mahidol University/Bangkok.
Pham และผู้แต่งคนอื่นๆ. Patterns of health service utilization of villagers in a rural area, Chantaburi province. . Bangkok:Mahidol University, 1995.
Pham และผู้แต่งคนอื่นๆ. (1995) Patterns of health service utilization of villagers in a rural area, Chantaburi province . Mahidol University/Bangkok.