APA (7th ed.) Citation

Orpia, J. C. (2007). Emission and performance characteristics of single cylinder gasoline-fueled spark-ignition engine dually fueled with hydrogen.

Chicago Style (17th ed.) Citation

Orpia, Julius C. Emission and Performance Characteristics of Single Cylinder Gasoline-fueled Spark-ignition Engine Dually Fueled with Hydrogen. 2007.

MLA (9th ed.) Citation

Orpia, Julius C. Emission and Performance Characteristics of Single Cylinder Gasoline-fueled Spark-ignition Engine Dually Fueled with Hydrogen. 2007.

Warning: These citations may not always be 100% accurate.