APA

Goodbar J. E., Testerman M. D., . (1986). The design and development of a four speed powershift transmission with electronic clutch pressure modulation. Warrendale PA: Society of Automotive Engineers.

Chicago

Goodbar Jim E, Testerman Michael D, . 1986. The design and development of a four speed powershift transmission with electronic clutch pressure modulation. Warrendale PA: Society of Automotive Engineers.

Harvard

Goodbar J. E., Testerman M. D., . (1986). The design and development of a four speed powershift transmission with electronic clutch pressure modulation. Warrendale PA: Society of Automotive Engineers.

MLA

Goodbar Jim E, Testerman Michael D, . The design and development of a four speed powershift transmission with electronic clutch pressure modulation. Warrendale PA: Society of Automotive Engineers. 1986.