Underwater Association code of practice for scientific diving
Underwater Association of Malta.
Chivers, Ivor George.
Flemming, N. C.(Nicholas Coit)
Miles, Douglas Leslie.
Natural Environment Research Council (Great Britain)
London Natural Environment Research Council
1974
Cover title: Code of practice for scientific diving
Previous ed.: i.e. Revised ed. / edited by N.C. Flemming. 1972
Diving, Submarine