(1999). Pengantar Hukum Dagang Indonesia I/ Ridwan Khairandy, Machsun tabroni, Ery Arifuddin, Djohari Santoso. Yogyakarta: Gama Media.
Dyfyniad Arddull ChicagoPengantar Hukum Dagang Indonesia I/ Ridwan Khairandy, Machsun Tabroni, Ery Arifuddin, Djohari Santoso. Yogyakarta: Gama Media, 1999.
Dyfyniad MLAPengantar Hukum Dagang Indonesia I/ Ridwan Khairandy, Machsun Tabroni, Ery Arifuddin, Djohari Santoso. Yogyakarta: Gama Media, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.