Merkoša sitáhtat

APA-čujuhus (7. p.)
Pellegrini, A. D. (1995). School recess and playground behavior: Educational and developmental roles. State University of New York Press.
Chicago-čujuhus (17. p.)
Pellegrini, Anthony D. School Recess and Playground Behavior: Educational and Developmental Roles. Albany: State University of New York Press, 1995.
MLA-čujuhus (9. p.)
Pellegrini, Anthony D. School Recess and Playground Behavior: Educational and Developmental Roles. State University of New York Press, 1995.
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