Cita APA (7th ed.)
ebrary, Inc, Farace, D. J., & Schöpfel, J. (2010). Grey literature in library and information studies. De Gruyter Saur.
Cita Chicago (17th ed.)
ebrary, Inc, Dominic John Farace, i Joachim Schöpfel. Grey Literature in Library and Information Studies. Berlin ; New York: De Gruyter Saur, 2010.
Cita MLA (9th ed.)
ebrary, Inc, et al. Grey Literature in Library and Information Studies. De Gruyter Saur, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.