Catalogue Persistent Identifier
http://nla.gov.au/nla.cat-vn1579634
APA Citation
Armstrong, Patrick. (1981). Understanding rocks, minerals & fossils. [Adelaide] : Rigby
MLA Citation
Armstrong, Patrick. Understanding rocks, minerals & fossils / Patrick Armstrong Rigby [Adelaide] 1981
Australian/Harvard Citation
Armstrong, Patrick. 1981, Understanding rocks, minerals & fossils / Patrick Armstrong Rigby [Adelaide]
Wikipedia Citation
{{Citation
| title=Understanding rocks, minerals & fossils / Patrick Armstrong
| author1=Armstrong, Patrick, 1941-
| year=1981
| publisher=Rigby
| language=English
}}








