APA

American Petroleum Institute A., National Institute for Petroeum and Energy Research & National Institute for Petroeum and Energy Research. (198). Test protocol for automotive evaporative emissions. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, National Institute for Petroeum and Energy Research and National Institute for Petroeum and Energy Research. 198. Test protocol for automotive evaporative emissions. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., National Institute for Petroeum and Energy Research and National Institute for Petroeum and Energy Research. (198). Test protocol for automotive evaporative emissions. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, National Institute for Petroeum and Energy Research and National Institute for Petroeum and Energy Research. Test protocol for automotive evaporative emissions. Washington: American Petroleum Institute, API. 198.