APA

Gaspar R., Reif Z. & Sridhar K. (1978). Engine noise testing in an economical 'Semi' anechoic room. Warrendale, PA: SAE Technical Paper Series nr 78 01 71.

Chicago

Gaspar R, Reif Z and Sridhar K. 1978. Engine noise testing in an economical 'Semi' anechoic room. Warrendale, PA: SAE Technical Paper Series nr 78 01 71.

Harvard

Gaspar R., Reif Z. and Sridhar K. (1978). Engine noise testing in an economical 'Semi' anechoic room. Warrendale, PA: SAE Technical Paper Series nr 78 01 71.

MLA

Gaspar R, Reif Z and Sridhar K. Engine noise testing in an economical 'Semi' anechoic room. Warrendale, PA: SAE Technical Paper Series nr 78 01 71. 1978.