Otway, T. H. (2012). The Dirichlet Problem for Elliptic-Hyperbolic Equations of Keldysh Type (1st ed. 2012.). Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer.
استشهاد بنمط شيكاغوOtway, Thomas H. The Dirichlet Problem for Elliptic-Hyperbolic Equations of Keldysh Type. 1st ed. 2012. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2012.
MLA استشهادOtway, Thomas H. The Dirichlet Problem for Elliptic-Hyperbolic Equations of Keldysh Type. 1st ed. 2012. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.