Young, Mark. The swimming strokes book: 82 easy exercises for learning how to swim the four basic swimming strokes / Mark Young. - United Kingdom: Educate and learn Publishing, c2013. - 244 pages : b & w , ill. ; 20 cm. ISBN: 9780992742829 Subjects--Topical Terms: Swimming strokes. LC Class. No.: CIR GV 837 / Y68 2013