APA
American Petroleum Institute A., . (1984). Manual of petroleum measurement standards. Chapter 11.2.1- Compressibility factors for hydrocarbons: 0-90° API gravity range. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 1984. Manual of petroleum measurement standards. Chapter 11.2.1- Compressibility factors for hydrocarbons: 0-90° API gravity range. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (1984). Manual of petroleum measurement standards. Chapter 11.2.1- Compressibility factors for hydrocarbons: 0-90° API gravity range. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . Manual of petroleum measurement standards. Chapter 11.2.1- Compressibility factors for hydrocarbons: 0-90° API gravity range. Washington: American Petroleum Institute, API. 1984.