APA (7th ed.) Citation

Liu, S., & Forrest, J. Y. (2011). Grey systems: Theory and applications. Springer. https://doi.org/10.1007/978-3-642-16158-2

Chicago Style (17th ed.) Citation

Liu, Sifeng, and Jeffrey Yi-Lin Forrest. Grey Systems: Theory and Applications. Berlin ; Heidelberg: Springer, 2011. https://doi.org/10.1007/978-3-642-16158-2.

MLA (9th ed.) Citation

Liu, Sifeng, and Jeffrey Yi-Lin Forrest. Grey Systems: Theory and Applications. Springer, 2011. https://doi.org/10.1007/978-3-642-16158-2.