APA
Skinner D., Neff W., . (1974). Preliminary review of used lubricating oils in Canada. Ottawa: Environment Canada. Environmental Protection Service. Economic and Technical Review. Report nr EPS 3-WP-74-4.
Chicago
Skinner DJ, Neff WA, . 1974. Preliminary review of used lubricating oils in Canada. Ottawa: Environment Canada. Environmental Protection Service. Economic and Technical Review. Report nr EPS 3-WP-74-4.
Harvard
Skinner D., Neff W., . (1974). Preliminary review of used lubricating oils in Canada. Ottawa: Environment Canada. Environmental Protection Service. Economic and Technical Review. Report nr EPS 3-WP-74-4.
MLA
Skinner DJ, Neff WA, . Preliminary review of used lubricating oils in Canada. Ottawa: Environment Canada. Environmental Protection Service. Economic and Technical Review. Report nr EPS 3-WP-74-4. 1974.