Não informado. (1997). Professional School Counseling. American School Counselor Association.
Citação do estilo Chicago (17ª ed.)Não informado. Professional School Counseling. Alexandria, Va: American School Counselor Association, 1997.
Citação MLA (8ª ed.)Não informado. Professional School Counseling. American School Counselor Association, 1997.
警告：這些引文格式不一定是100％准確.