Cita APA

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

Citación estilo Chicago

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

Cita MLA

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

Warning: These citations may not always be 100% accurate.