APA:
Amstutz, G. C. (1972). Observational criteria for the classification of Mississippi Valley - Bleiberg- Silesian type of deposits : an attempt at a brief summary.
Geologija, letnik 15, številka 12.
URN:NBN:SI:DOC-C6ZKLHXE from http://www.dlib.si
MLA:
Amstutz, G. C.. "Observational criteria for the classification of Mississippi Valley - Bleiberg- Silesian type of deposits : an attempt at a brief summary."
Geologija letnik 15. številka 12 (1972).
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-C6ZKLHXE>