APA

Simpson B. J., Concawe & Simpson B. J. (1994). Review of european oil industry benzene exposure data (1986 - 1992). Brussels: Concawe.

Chicago

Simpson B J, Concawe and Simpson B J. 1994. Review of european oil industry benzene exposure data (1986 - 1992). Brussels: Concawe.

Harvard

Simpson B. J., Concawe and Simpson B. J. (1994). Review of european oil industry benzene exposure data (1986 - 1992). Brussels: Concawe.

MLA

Simpson B J, Concawe and Simpson B J. Review of european oil industry benzene exposure data (1986 - 1992). Brussels: Concawe. 1994.