APA
American Petroleum Institute A., . (1983). Benzofuran, dibenzofuran and benzonaphthofurans. Washington: American Petroleum Institute, API.
Chicago
American Petroleum Institute API, . 1983. Benzofuran, dibenzofuran and benzonaphthofurans. Washington: American Petroleum Institute, API.
Harvard
American Petroleum Institute A., . (1983). Benzofuran, dibenzofuran and benzonaphthofurans. Washington: American Petroleum Institute, API.
MLA
American Petroleum Institute API, . Benzofuran, dibenzofuran and benzonaphthofurans. Washington: American Petroleum Institute, API. 1983.