Citace podle APA (7th ed.)
SMEETS, P. TEACHING MENTALLY RETARDED STUDENTS TO TELL TIME.
Citace podle Chicago (17th ed.)
SMEETS, P.M. TEACHING MENTALLY RETARDED STUDENTS TO TELL TIME.
Citace podle MLA (9th ed.)
SMEETS, P.M. TEACHING MENTALLY RETARDED STUDENTS TO TELL TIME.
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