Catalogue Persistent Identifier
https://nla.gov.au/nla.cat-vn1888020
APA Citation
Cram, Len. (1998). Beautiful Australian opals. Lightning Ridge, N.S.W : L. Cram
MLA Citation
Cram, Len. Beautiful Australian opals / Len Cram L. Cram Lightning Ridge, N.S.W 1998
Australian/Harvard Citation
Cram, Len. 1998, Beautiful Australian opals / Len Cram L. Cram Lightning Ridge, N.S.W
Wikipedia Citation
{{Citation | title=Beautiful Australian opals / Len Cram | author1=Cram, Len | year=1998 | publisher=L. Cram | language=English }}