Смарагд — разлика између измена

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harvardski nacin citiranja
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м (harvardski nacin citiranja)
 
== Литература ==
* {{Cite book|ref=harv|author = Cooper, J.C. (Ed.) | title = Brewer's Myth and Legend| location = New York| publisher = Cassell Publishers Ltd|year=1992|id=ISBN 0-304-34084-7|pages=}}
* {{Cite book|ref=harv| last=Sinkankas| first = John| title = Emerald & Other Beryls| location = | publisher = Geoscience Press|year=1994|id=ISBN 0-8019-7114-4|pages=}}
* {{Cite book|ref=harv|author last= Hurlbut, |first=Cornelius S.| last2=Klein| first2 = Cornelis| title = Manual of Mineralogy| edition = 20th| location = New York| publisher = John Wiley and Sons|year=1985|id=ISBN 0-471-80580-7|pages=}}
* Weinstein, Michael (1958). ''The World of Jewel Stones''. Sheriden House.
* {{Cite book|ref=harv| last=Nassau| first = Kurt| title = Gems made by man| location = | publisher = Gemological Institute of America|year=1980|id=ISBN 0-87311-016-1|pages=}}
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