科金 & 林雨虹. (2018). 永远的现在时: Permanent present tense. 北京时代华文书局.
Chicago Style (17th ed.) Citation科金 and 林雨虹. 永远的现在时: Permanent Present Tense. 北京时代华文书局, 2018.
MLA (8th ed.) Citation科金 and 林雨虹. 永远的现在时: Permanent Present Tense. 北京时代华文书局, 2018.
Warning: These citations may not always be 100% accurate.