Text ( visual ) : unmediated Adolescent vulnerabilities and opportunities : developmental and constructivist perspectives / edited by Eric Amsel, Judith Smetana. -- : hbk. -- Cambridge : Cambridge University Press , 2011. -- xvi, 209 p. : ill. ; 24 cm. -- (The Jean Piaget Symposium series). -- Includes bibliographical references and index. -- ISBN 9780521768467 ; (BB09240489) ; https://ci.nii.ac.jp/ncid/BB09240489 Author Heading(s): Amsel, Eric ; Smetana, Judith G.. -- Classification(s): LCC : BF724 ; DC22 : 155.5 ; DC : 136.73. -- Subject Heading(s): LCSH : Adolescent psychology ; LCSH : Adolescence ; LCSH : Constructivism (Psychology)