APA

Jones W., Harris R., . (1979). Expanding the versatility of the powershift transmission by incorporating electrohydraulic control systems. Warrendale, PA: SAE Technical Paper 79 08 84.

Chicago

Jones WR, Harris RW, . 1979. Expanding the versatility of the powershift transmission by incorporating electrohydraulic control systems. Warrendale, PA: SAE Technical Paper 79 08 84.

Harvard

Jones W., Harris R., . (1979). Expanding the versatility of the powershift transmission by incorporating electrohydraulic control systems. Warrendale, PA: SAE Technical Paper 79 08 84.

MLA

Jones WR, Harris RW, . Expanding the versatility of the powershift transmission by incorporating electrohydraulic control systems. Warrendale, PA: SAE Technical Paper 79 08 84. 1979.