Thamman dī mai khrap. - Samākhom Wāngphǣn Khrō̜pkhrūa hǣng Prathēt Thai (Krung Thēp : Samākhom Wāngphǣn Khrō̜pkhrūa hǣng Prathēt Thai, 1986)
Keywords: Vasectomy -- Thailand