Gaya APA
Elkind, David, Flavell, John H.. (1969).
Studies in cognitive development : essays in honor of Jean Piaget / David Elkind, et.al. .
London:
Oxford Univ..
Gaya Chicago
Elkind, David, Flavell, John H..
Studies in cognitive development : essays in honor of Jean Piaget / David Elkind, et.al..
London:
Oxford Univ.,
1969.
Textbook.
Gaya MLA
Elkind, David, Flavell, John H..
Studies in cognitive development : essays in honor of Jean Piaget / David Elkind, et.al..
London:
Oxford Univ.,
1969.
Textbook.
Gaya Turabian
Elkind, David, Flavell, John H..
Studies in cognitive development : essays in honor of Jean Piaget / David Elkind, et.al..
London:
Oxford Univ.,
1969.
Textbook.