Underwater swimming
By: John Emmett and Gordon Ridley.
Contributors: Ridley, Gordon, joint author.
Series: EP sport series
Publisher: EP Publishing; distributed by Sterling Pub. Co.
Published: 1978
Place of publication: Wakefield [Eng.]; New York
Language: eng
Number of pages: 120
Subjects: Deep diving.; Skin diving.
Notes: Bibliography: p. 118-120.
Distributor from label on t.p.