TY - BOOK ED - Professional Association of Diving Instructors. TI - PADI open water diver manual AV - GV840.S78 P25 1990 PY - 1990/// CY - Santa Ana, CA PB - PADI KW - Scuba diving KW - Handbooks, manuals, etc KW - Deep diving N1 - In Portuguese; translated from English; "Recreational dive planner" (laminated plastic card) inserted; Includes index ER -