APA

American Petroleum Institute A., . (1967). Volumetric shrinkage resulting from blending volatile hydrocarbons with crude oils. Washington: American Petroleum Institute, API.

Chicago

American Petroleum Institute API, . 1967. Volumetric shrinkage resulting from blending volatile hydrocarbons with crude oils. Washington: American Petroleum Institute, API.

Harvard

American Petroleum Institute A., . (1967). Volumetric shrinkage resulting from blending volatile hydrocarbons with crude oils. Washington: American Petroleum Institute, API.

MLA

American Petroleum Institute API, . Volumetric shrinkage resulting from blending volatile hydrocarbons with crude oils. Washington: American Petroleum Institute, API. 1967.