MLA

Koppitz, J, et al. M-solid Varieties of Algebras. Springer US, 2006.

APA

Koppitz, J., Denecke, K., Denecke, K.Koppitz, J. (2006). M-Solid Varieties of Algebras. Springer US.

Chicago

Koppitz, J., K Denecke, Klaus Denecke, and Jörg Koppitz. M-Solid Varieties of Algebras. : Springer US, 2006.