Roysdon, C., & Mistichelli, J. (1976). Manual SDI: Information Services for Interdisciplinary, Problem-Oriented Research Groups.
Citazione stile Chigago Style (17a edizione)Roysdon, Christy, e Judith Mistichelli. Manual SDI: Information Services for Interdisciplinary, Problem-Oriented Research Groups. 1976.
Citatione MLA (9a ed.)Roysdon, Christy, e Judith Mistichelli. Manual SDI: Information Services for Interdisciplinary, Problem-Oriented Research Groups. 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.