Roberts, I. (1974). Crystals and their structures. Methuen.
Chicago Edition CitationRoberts, I.E. Crystals and Their Structures. London: Methuen, 1974.
MLA citiranjeRoberts, I.E. Crystals and Their Structures. Methuen, 1974.
Opozorilo: Ti citati niso vedno 100% točni.