By Dennis Graver
Learn what to do, how to do it, and when to do it. This book provides a clear, thorough and captivating educational experience for anyone about to take the plunge. Packed with beautiful full colour photographs and detailed diagrams, this is the preferred guide for instructors and students.
This book serves as the official manual of the YMCA Scuba Diving Program.
Pb. 248pp 275x210cm colour diags. and photos