"Conference for National Co-operation in Aquatics." . . . . "Conference for National Cooperation in Aquatics (UNITED STATES OF AMERICA)" . . . . "The science of skin and scuba diving adventuring with safety under water"@en . "The Science of Skin and Scuba Diving: adventuring with safety under water. (A project of the Conference for National Co-operation in Aquatics. Editorial committee: Bernard E. Empleton, Chairman.)"@en . . . . . "The science of skin and scuba diving; adventuring with safety under water" . . . . . "The science of skin and scuba diving : adventuring with safety under water" . . . . . . "Diving." . .