Costa, J. J. (1980). A Directory of Library Instruction Programs in Pennsylvania Academic Libraries.
Chicago Style (17th ed.) CitationCosta, Joseph J. A Directory of Library Instruction Programs in Pennsylvania Academic Libraries. 1980.
MLA (9th ed.) CitationCosta, Joseph J. A Directory of Library Instruction Programs in Pennsylvania Academic Libraries. 1980.
Warning: These citations may not always be 100% accurate.