McGraw-Hill Publishing Company, Carnegie Commission on Higher Education, Bowen, H. R., & Douglass, G. K. (1971). Efficiency in liberal education: A study of comparative instructional costs for different ways of organizing teaching-learning in a liberal arts college. McGraw-Hill Book Company.
Cytowanie według stylu Chicago (wyd. 17)McGraw-Hill Publishing Company, Carnegie Commission on Higher Education, Howard Rothmann Bowen, i Gordon K. Douglass. Efficiency in Liberal Education: A Study of Comparative Instructional Costs for Different Ways of Organizing Teaching-learning in a Liberal Arts College. New York [et cetera]: McGraw-Hill Book Company, 1971.
Cytowanie według stylu MLA (wyd. 9)McGraw-Hill Publishing Company, et al. Efficiency in Liberal Education: A Study of Comparative Instructional Costs for Different Ways of Organizing Teaching-learning in a Liberal Arts College. McGraw-Hill Book Company, 1971.