Snorkeling
Subtitle: a complete guide to the underwater experience
By: John R. Clark in cooperation with the Oceanic Society.
Publisher: Prentice-Hall; Prentice Hall
Published: 1985
Place of publication: Englewood Cliffs, NJ
Language: eng
Number of pages: 191
Subjects: Skin diving.
Notes: Bibliography: p. 170-173.
Includes index.