(1988). Second inter-regional seminar on population: Report and country papers, Manila (Philippines) 8-9 August 1998. ILO.
芝加哥风格引文Second Inter-regional Seminar on Population: Report and Country Papers, Manila (Philippines) 8-9 August 1998. Geneva: ILO, 1988.
MLA引文Second Inter-regional Seminar on Population: Report and Country Papers, Manila (Philippines) 8-9 August 1998. ILO, 1988.
警告：这些引文格式不一定是100％准确.