APA

Gossen R. G., Hardisty P. E., Benoit J. R., Canadian Occidental Petroleum Ltd, World Petroleum Congress (15th. : 1997 : Beijing), Hardisty P. E., Benoit J. R. & Canadian Occidental Petroleum Ltd.Site remediation technology advances. : .

Chicago

Gossen Randall G, Hardisty Paul E, Benoit Jacques R, Canadian Occidental Petroleum Ltd, World Petroleum Congress (15th. : 1997 : Beijing), Hardisty Paul E, Benoit Jacques R and Canadian Occidental Petroleum Ltd.Site remediation technology advances. : .

Harvard

Gossen R. G., Hardisty P. E., Benoit J. R., Canadian Occidental Petroleum Ltd, World Petroleum Congress (15th. : 1997 : Beijing), Hardisty P. E., Benoit J. R. and Canadian Occidental Petroleum Ltd.Site remediation technology advances. : .

MLA

Gossen Randall G, Hardisty Paul E, Benoit Jacques R, Canadian Occidental Petroleum Ltd, World Petroleum Congress (15th. : 1997 : Beijing), Hardisty Paul E, Benoit Jacques R and Canadian Occidental Petroleum Ltd.: . .