Mellencamp, V. L. (1962). Play and say it: A manual for helping the child learn how to make and use correct speech sounds. Expression.
Citace podle Chicago (17th ed.)Mellencamp, Virginia Lynn. Play and Say It: A Manual for Helping the Child Learn How to Make and Use Correct Speech Sounds. Magnolia, Mass: Expression, 1962.
Citace podle MLA (9th ed.)Mellencamp, Virginia Lynn. Play and Say It: A Manual for Helping the Child Learn How to Make and Use Correct Speech Sounds. Expression, 1962.
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