TY - BOOK AU - Richardson,Drew TI - Open water diver manual - metric SN - 1878663178 (pbk.) PY - 1996/// CY - Santa Ana, CA PB - Padi KW - Scuba diving KW - Handbooks, manuals, etc KW - Deep diving N1 - Subtitle on cover : the fun and adventure of learning to scuba dive; Includes index ER -