APA
(2002). Bangkok gems and Jewellery Sept Vol.16(2) 2002. B G & J Co., Thailand: .
Chicago
2002. Bangkok gems and Jewellery Sept Vol.16(2) 2002. B G & J Co., Thailand: .
Harvard
(2002). Bangkok gems and Jewellery Sept Vol.16(2) 2002. B G & J Co., Thailand: .
MLA
Bangkok gems and Jewellery Sept Vol.16(2) 2002. B G & J Co., Thailand: . 2002.