Urheilusukeltaja
By: Pekka Mattila, Timo Vikman ; [kuvituksen laat. pääasiassa Kalevi Turkka].
Contributors: Vikman, Timo, joint author.
Publisher: Otava
Published: 1976
Place of publication: Helsinki
Language: fin
Number of pages: 231
Subjects: Skin diving.; Scuba diving.
Notes: Includes index.