Gallier, J. H., & Xu, D. A Guide to the classification theorem for compact surfaces (1st ed. 2013.). Springer Berlin Heidelberg.
Style de citation Chicago (17e éd.)Gallier, Jean H., et Dianna Xu. A Guide to the Classification Theorem for Compact Surfaces. 1st ed. 2013. Berlin, Heidelberg: Springer Berlin Heidelberg.
Style de citation MLA (8e éd.)Gallier, Jean H., et Dianna Xu. A Guide to the Classification Theorem for Compact Surfaces. 1st ed. 2013. Springer Berlin Heidelberg.
警告：這些引文格式不一定是100％准確.