APA-viite (7. p.)
Shimomura,Ruth H. (1989). GeoRef thesaurus and guide to indexing (5th ed.). American geological institute.
Chicago-viite (17. p.)
Shimomura,Ruth H. GeoRef Thesaurus and Guide to Indexing. 5th ed. Alexandria, Virginia: American geological institute, 1989.
MLA-viite (9. p.)
Shimomura,Ruth H. GeoRef Thesaurus and Guide to Indexing. 5th ed. American geological institute, 1989.
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