APA (7e ed.) Bronvermelding
Ward, S. M., Freeman, R. S., & Nixon, J. M. (2016). Academic e-books: Publishers, librarians, and users. Purdue University Press.
Chicago (17e ed.) Bronvermelding
Ward, Suzanne M., Robert S. Freeman, en Judith M. Nixon. Academic E-books: Publishers, Librarians, and Users. West Lafayette, Indiana: Purdue University Press, 2016.
MLA (9e ed.) Bronvermelding
Ward, Suzanne M., et al. Academic E-books: Publishers, Librarians, and Users. Purdue University Press, 2016.
Let op: Deze citaties zijn niet altijd 100% accuraat.