1.

図書
図書
1. A child's way to water play (:pbk.)
Carolyn Shank, ed. D. ; illustrated by Mark Lawler
出版情報: West Point, N.Y. : Leisure Press, c1983
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2.

図書
図書
2. Teaching an infant to swim. New, rev. ed (: pbk)
by Virginia Hunt Newman
出版情報: San Diego : Harcourt Brace Jovanovich, 1983
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