LOTUS APPROACH .. (1995). Lotus approach versi 3.0 for windows. LPK Wahana dan Andi Offset.
Dyfyniad Arddull ChicagoLOTUS APPROACH .. Lotus Approach Versi 3.0 for Windows. Yogyakarta: LPK Wahana dan Andi Offset, 1995.
Dyfyniad MLALOTUS APPROACH .. Lotus Approach Versi 3.0 for Windows. LPK Wahana dan Andi Offset, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.