http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
its occurrence, mining, preparation, and use
Symposium on "Australian Black Coal, its Occurrence, Mining, Preparation, and Use" (1975 : University of Wollongong)
Australasian Institute of Mining and Metallurgy
291 pages : illustrations, maps ; 29 cm.
"Proceedings of the Symposium on Australian Black Coal, its Occurrence, Mining, Preparation, and Use, organised by the Illawarra Branch of the Australasian Institute of Mining and Metallurgy and held at the University of Wollongong on the 18th, 19th and 20th of February, 1975."