Cita APA (7a ed.)
Johnstone N., T. (1976). Indicators of the performance of educational systems.
Cita estilo Chicago (17a ed.)
Johnstone N., Tames. Indicators of the Performance of Educational Systems. 1976.
Cita MLA (9a ed.)
Johnstone N., Tames. Indicators of the Performance of Educational Systems. 1976.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.