APA (7th ed.) Zitazioa

Coddington, E. A., & Snoo, h. S. V. (1981). Regular boundary value problems associated with pairs of ordinary differential expressions. Springer.

Chicago Style (17th ed.) Zitazioa

Coddington, Earl A., eta hendrik S. V. Snoo. Regular Boundary Value Problems Associated with Pairs of Ordinary Differential Expressions. Berlín: Springer, 1981.

MLA (9th ed.) Zitazioa

Coddington, Earl A., eta hendrik S. V. Snoo. Regular Boundary Value Problems Associated with Pairs of Ordinary Differential Expressions. Springer, 1981.