APA استشهاد

Liu, Y., & Luo, M. (1997). Fuzzy topology. World Scientific Pub..

استشهاد بنمط شيكاغو

Liu, Ying-ming, و Mao-kang Luo. Fuzzy Topology. River Edge, NJ: World Scientific Pub., 1997.

MLA استشهاد

Liu, Ying-ming, و Mao-kang Luo. Fuzzy Topology. World Scientific Pub., 1997.