APA-čujuhus (7. p.)

Purkey, W. W. (1970). Self concept and school achievement. Prentice Hall.

Chicago-čujuhus (17. p.)

Purkey, William Watson. Self Concept and School Achievement. Prentice Hall, 1970.

MLA-čujuhus (9. p.)

Purkey, William Watson. Self Concept and School Achievement. Prentice Hall, 1970.

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