Patricia Kwok Kah Pao. (1986). A guide to the Singapore Science Center ecogarden. Singapore Science Center.
芝加哥风格引文Patricia Kwok Kah Pao. A Guide to the Singapore Science Center Ecogarden. Singapore: Singapore Science Center, 1986.
MLA引文Patricia Kwok Kah Pao. A Guide to the Singapore Science Center Ecogarden. Singapore Science Center, 1986.
警告：这些引文格式不一定是100％准确.