Alert
Subtitle: aquatic supervision in action
By: by Jocelyn Palm.
Contributors: Royal Life Saving Society Canada.; National Lifeguard Service.
Publisher: Royal Life Saving Society Canada
Published: 1974
Place of publication: Toronto
Language: eng
Number of pages: 158
Subjects: Aquatic sports -- Safety measures.
Notes: Includes bibliographical references and index.
"Text book of the National Lifeguard Service."
"A technical publication of the Royal Life Saving Society Canada."