APA引文

Baumol, W. J., & Marcus, M. (1973). Economics of academic libraries. American Council on Education.

Chicago Style (17th ed.) Citation

Baumol, William J., and Matiyahu Marcus. Economics of Academic Libraries. Washington, D. C.: American Council on Education, 1973.

MLA引文

Baumol, William J., and Matiyahu Marcus. Economics of Academic Libraries. American Council on Education, 1973.