UNICEF & Mandl, P. (1985). Universal child immunization by 1990. UNICEF.
芝加哥风格引文UNICEF 与 P.-E Mandl. Universal Child Immunization by 1990. Geneve, Suisse: UNICEF, 1985.
MLA引文UNICEF 与 P.-E Mandl. Universal Child Immunization by 1990. UNICEF, 1985.
警告：这些引文格式不一定是100％准确.