https://libsearch.mtu.ie/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Petroleum%20conservation%22&sort_by=relevance&format=rss 2 0 50 ISBN:0855013249 https://libsearch.mtu.ie/cgi-bin/koha/opac-detail.pl?biblionumber=14548 ]]> London : Published by Heyden on behalf of the Institute of Petroleum, 1979 .
xiii, 265 p. : 24 cm.
0855013249

]]> Place hold on The effective use of petroleum :

]]> https://libsearch.mtu.ie/cgi-bin/koha/opac-detail.pl?biblionumber=14548 ISBN:0904093980 https://libsearch.mtu.ie/cgi-bin/koha/opac-detail.pl?biblionumber=51361 ]]> [London] : Lloyd's of London Press, 1981 .
ca. 200 p. : 31 cm. +.
0904093980

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