Refining of Light and Heavy Oils /

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Kauffman, H.L (autor)
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Scranton, EUA : International Textbook, 1929, c1929
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!
Whakaahuatanga
Whakaahuatanga ōkiko:1 v. (varias paginaciones)