Cita APA (7a ed.)
Farace, D., & Schöpfel, J. (2010). Grey Literature in Library and Information Studies. De Gruyter Saur.
Cita Chicago Style (17a ed.)
Farace, Dominic, y Joachim Schöpfel. Grey Literature in Library and Information Studies. De Gruyter Saur, 2010.
Cita MLA (9a ed.)
Farace, Dominic, y Joachim Schöpfel. Grey Literature in Library and Information Studies. De Gruyter Saur, 2010.
Precaución: Estas citas no son 100% exactas.