APA (7th ed.) Citation

Robinson, D. C., & Grecco, W. L. (1970). Indiana's motorboat fuel tax. Purdue University.

Chicago Style (17th ed.) Citation

Robinson, David C., and William L. Grecco. Indiana's Motorboat Fuel Tax. Lafayette: Purdue University, 1970.

MLA (9th ed.) Citation

Robinson, David C., and William L. Grecco. Indiana's Motorboat Fuel Tax. Purdue University, 1970.