Cita APA (7th ed.)

Baldwin, E. V., & Marcus, W. E. (1941). Library costs and budgets: A study of cost accounting in public libraries. R. R. Bowker.

Cita Chicago (17th ed.)

Baldwin, Emma Virginia, i William Elder Marcus. Library Costs and Budgets: A Study of Cost Accounting in Public Libraries. New York: R. R. Bowker, 1941.

Cita MLA (9th ed.)

Baldwin, Emma Virginia, i William Elder Marcus. Library Costs and Budgets: A Study of Cost Accounting in Public Libraries. R. R. Bowker, 1941.