Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.