APA

American Association of School Administrators, . (1982). Time on task: using instructional time more effectively. Arlington, VA (1801 N. Moore St., Arlington 22209): American Association of School Administrators.

Chicago

American Association of School Administrators, . 1982. Time on task: using instructional time more effectively. Arlington, VA (1801 N. Moore St., Arlington 22209): American Association of School Administrators.

Harvard

American Association of School Administrators, . (1982). Time on task: using instructional time more effectively. Arlington, VA (1801 N. Moore St., Arlington 22209): American Association of School Administrators.

MLA

American Association of School Administrators, . Time on task: using instructional time more effectively. Arlington, VA (1801 N. Moore St., Arlington 22209): American Association of School Administrators. 1982.