Winik, R. (1972). Reference Function with an On-Line Catalog.
Cita Chicago Style (17a ed.)Winik, Ruth. Reference Function with an On-Line Catalog. 1972.
Cita MLA (9a ed.)Winik, Ruth. Reference Function with an On-Line Catalog. 1972.
Precaución: Estas citas no son 100% exactas.