APA (7th ed.) Citation

Gell, M. K. (1979). User Fees I: The Economic Argument.

Chicago Style (17th ed.) Citation

Gell, Marilyn Killebrew. User Fees I: The Economic Argument. 1979.

MLA (9th ed.) Citation

Gell, Marilyn Killebrew. User Fees I: The Economic Argument. 1979.

Warning: These citations may not always be 100% accurate.