Etchingham, J. B., Jr. (1979). An Introduction to Citation Indexing at the University of Rhode Island Library.
Chicago Style (17th ed.) CitationEtchingham, John B., Jr. An Introduction to Citation Indexing at the University of Rhode Island Library. 1979.
MLA (9th ed.) CitationEtchingham, John B., Jr. An Introduction to Citation Indexing at the University of Rhode Island Library. 1979.
Warning: These citations may not always be 100% accurate.