תוצאות חיפוש - Papua New Guinea University of Technology, Department of Chemical Technology,

Observations on the gold recovery operations at New Guinea Goldfields Mill on 1st and 2nd August 1981 / מאת Blowers, Mike J.

“...Papua New Guinea University of Technology, Department of Chemical Technology,...”

CH 110-Chemistry 1 - Organic chemistry section: practical manual / מאת Thredgold, H.

“...Papua New Guinea University of Technology, Department of Chemical Technology,...”