APA (7th ed.) Citation

Karl, C. A. (1990). Teacher observation in selected secondary schools of the Archdiocese of Chicago.

Chicago Style (17th ed.) Citation

Karl, Catherine A. Teacher Observation in Selected Secondary Schools of the Archdiocese of Chicago. 1990.

MLA (8th ed.) Citation

Karl, Catherine A. Teacher Observation in Selected Secondary Schools of the Archdiocese of Chicago. 1990.

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