(1975). International guide to the academic market place 1975: A statistical survey of subject interests in universities, libraries, and other academic institutions throughout five continents. Bowker Pub. Co., in association with International Book Information Services.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Guide to the Academic Market Place 1975: A Statistical Survey of Subject Interests in Universities, Libraries, and Other Academic Institutions Throughout Five Continents. London ; New York: Bowker Pub. Co., in association with International Book Information Services, 1975.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Guide to the Academic Market Place 1975: A Statistical Survey of Subject Interests in Universities, Libraries, and Other Academic Institutions Throughout Five Continents. Bowker Pub. Co., in association with International Book Information Services, 1975.