The silent world /
[v], 243 p. : ill. ; 18 cm.
On cover: " ... with Frédéric Dumas and James Dugan." [Issued by Cousteau Society, Inc.].
Deep diving. Underwater photography.
Dumas, Frédéric.
Phone no. 91-33-2575 2100, Fax no. 91-33-2578 1412, ksatpathy@isical.ac.in
