MLA

Siegfried Siegesmund, Rolf Snethlage, Siegfried Siegesmund, and Rolf Snethlage. Stone In Architecture. Springer Berlin Heidelberg, 2011.

APA

Siegfried Siegesmund, R. Snethlage, Siegesmund, S., & Snethlage, R. (2011). Stone in Architecture. Springer Berlin Heidelberg.

Chicago

Siegfried Siegesmund, Rolf Snethlage, Siegfried Siegesmund, and Rolf Snethlage. Stone In Architecture. : Springer Berlin Heidelberg, 2011.