APA Style

Bolton, E.R.. (). Continuous Hydrogenation of Oils and Chemicals (4). England,: technical research work.

Chicago Style

Bolton, E.R.. Continuous Hydrogenation of Oils and Chemicals. 4 England,: technical research work, . Hard Copy.

MLA Style

Bolton, E.R.. Continuous Hydrogenation of Oils and Chemicals. 4 England,: technical research work, . Hard Copy.

Turabian Style

Bolton, E.R.. Continuous Hydrogenation of Oils and Chemicals. 4 England,: technical research work, . Hard Copy.