APA

Klingenberg H., Kuhler M., Lies K., Pazsitka L. & Schurmann D. (1977). Comparison and optimization of exhaust emission test procedures. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 01 37.

Chicago

Klingenberg H, Kuhler M, Lies KH, Pazsitka L and Schurmann D. 1977. Comparison and optimization of exhaust emission test procedures. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 01 37.

Harvard

Klingenberg H., Kuhler M., Lies K., Pazsitka L. and Schurmann D. (1977). Comparison and optimization of exhaust emission test procedures. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 01 37.

MLA

Klingenberg H, Kuhler M, Lies KH, Pazsitka L and Schurmann D. Comparison and optimization of exhaust emission test procedures. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 01 37. 1977.