MLA

Schlichting (Deceased), Hermann; Gersten, Klaus, and Klaus Gersten. Boundary-layer Theory. Springer Berlin Heidelberg, 2017.

APA

Schlichting (Deceased), K., & Gersten, K. (2017). Boundary-Layer Theory. Springer Berlin Heidelberg.

Chicago

Schlichting (Deceased), Hermann; Gersten, Klaus, and Klaus Gersten. Boundary-Layer Theory. : Springer Berlin Heidelberg, 2017.