APA-Zitierstil (7. Ausg.)

(1983). First order elliptic systems: A function theoretic approach. Academic Press.

Chicago-Zitierstil (17. Ausg.)

First Order Elliptic Systems: A Function Theoretic Approach. New York: Academic Press, 1983.

MLA-Zitierstil (9. Ausg.)

First Order Elliptic Systems: A Function Theoretic Approach. Academic Press, 1983.