Spencer, J. S., & Dorsey, L. (1998). Assessing Time Spent on Reference Questions at an Urban University Library.
Chicago Style (17th ed.) CitationSpencer, John S., and Luene Dorsey. Assessing Time Spent on Reference Questions at an Urban University Library. 1998.
MLA (9th ed.) CitationSpencer, John S., and Luene Dorsey. Assessing Time Spent on Reference Questions at an Urban University Library. 1998.
Warning: These citations may not always be 100% accurate.