APA (7th ed.) Citation

Sagan, H. (1989). Boundary and eigenvalue problems in mathematical physics: [to the memory of Johann Radon] (Unabridged, slightly corr. republ. of the 4. print.). Dover Publ.

Chicago Style (17th ed.) Citation

Sagan, Hans. Boundary and Eigenvalue Problems in Mathematical Physics: [to the Memory of Johann Radon]. Unabridged, slightly corr. republ. of the 4. print. New York: Dover Publ, 1989.

MLA (9th ed.) Citation

Sagan, Hans. Boundary and Eigenvalue Problems in Mathematical Physics: [to the Memory of Johann Radon]. Unabridged, slightly corr. republ. of the 4. print. Dover Publ, 1989.