Pennsylvania State University. Mineral Industries Experiment Station. Progress in research. [publisher not identified].
Chicago Style (17th ed.) CitationPennsylvania State University. Mineral Industries Experiment Station. Progress in Research. University Park [etc.]: [publisher not identified].
MLA (9th ed.) CitationPennsylvania State University. Mineral Industries Experiment Station. Progress in Research. [publisher not identified].
Warning: These citations may not always be 100% accurate.