Robinson, K. (1993). Directory of Electronic Journals, Newsletters and Academic Discussion Lists, Ann Okerson, 3rd edition (1–). Association of Research Libraries. https://oaks.kent.edu/node/8132
Robinson, Kara. 1993. “Directory of Electronic Journals, Newsletters and Academic Discussion Lists, Ann Okerson, 3rd Edition”. Association of Research Libraries. https://oaks.kent.edu/node/8132.
Robinson, Kara. Directory of Electronic Journals, Newsletters and Academic Discussion Lists, Ann Okerson, 3rd Edition. Association of Research Libraries, 1 Jan. 1993, https://oaks.kent.edu/node/8132.