National Environmental Protection Council. (1978). Primer on the EIS system. The Council.
芝加哥风格引文National Environmental Protection Council. Primer on the EIS System. Makati, Metro Manila: The Council, 1978.
MLA引文National Environmental Protection Council. Primer on the EIS System. The Council, 1978.
警告：这些引文格式不一定是100％准确.