APA

Prigent M., Raynal B. & Courty P. (1977). Three-way catalytic muffler using progressive air injection for automotive exhaust gas purification. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 02 98.

Chicago

Prigent M, Raynal B and Courty P. 1977. Three-way catalytic muffler using progressive air injection for automotive exhaust gas purification. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 02 98.

Harvard

Prigent M., Raynal B. and Courty P. (1977). Three-way catalytic muffler using progressive air injection for automotive exhaust gas purification. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 02 98.

MLA

Prigent M, Raynal B and Courty P. Three-way catalytic muffler using progressive air injection for automotive exhaust gas purification. Warrendale, PA: Society of Automotive Engineers. Paper nr 77 02 98. 1977.