Design and Implementation of Hearth Information System. (2000). Design and Implementation of Hearth Information System. World Health Organization.
芝加哥风格引文Design and Implementation of Hearth Information System. Design and Implementation of Hearth Information System. Geneva: World Health Organization, 2000.
MLA引文Design and Implementation of Hearth Information System. Design and Implementation of Hearth Information System. World Health Organization, 2000.
警告：这些引文格式不一定是100％准确.