De Guzman, L. S. (1983). Fundamentals of social work. Schools of Social Work Association of the Philippines.
芝加哥风格引文De Guzman, Leonora Serafica. Fundamentals of Social Work. Manila: Schools of Social Work Association of the Philippines, 1983.
MLA引文De Guzman, Leonora Serafica. Fundamentals of Social Work. Schools of Social Work Association of the Philippines, 1983.
警告：这些引文格式不一定是100％准确.