APA
Canes M. E., Norman D. A., American Petroleum Institute A., Canes M. E. & Norman D. A. (1988). Federal policy regarding the take-or-pay obligations of interstate gas pipelines. Washington: American Petroleum Institute, API.
Chicago
Canes Michael E, Norman Donald A, American Petroleum Institute API, Canes Michael E and Norman Donald A. 1988. Federal policy regarding the take-or-pay obligations of interstate gas pipelines. Washington: American Petroleum Institute, API.
Harvard
Canes M. E., Norman D. A., American Petroleum Institute A., Canes M. E. and Norman D. A. (1988). Federal policy regarding the take-or-pay obligations of interstate gas pipelines. Washington: American Petroleum Institute, API.
MLA
Canes Michael E, Norman Donald A, American Petroleum Institute API, Canes Michael E and Norman Donald A. Federal policy regarding the take-or-pay obligations of interstate gas pipelines. Washington: American Petroleum Institute, API. 1988.