The growth of infant behavior: early stages.

Duration: 3:50

Year Published: 1934

Format: 16mm

Sound: sound

Description: L: Limited Access CP: Composite Positive AC: Acetate A: 400' 16/8/9.5mm 16mm Black & White Sound 350 ERPI Classroom Films, Inc. Encyclopaedia Britannica Educational Corporation. Films & Video.

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