Shaffer, K. R. (1974). Library Consultant: Who? When? Why?
Cita Chicago Style (17a ed.)Shaffer, Kenneth R. Library Consultant: Who? When? Why? 1974.
Cita MLA (9a ed.)Shaffer, Kenneth R. Library Consultant: Who? When? Why? 1974.
Precaución: Estas citas no son 100% exactas.