APA aipamena

Powers, D. L. (1987). Boundary value problems (3rd ed.). Harcourt Brace Jovanovich.

Chicago Style aipamena

Powers, David L. Boundary Value Problems. 3rd ed. San Diego: Harcourt Brace Jovanovich, 1987.

MLA aipamena

Powers, David L. Boundary Value Problems. 3rd ed. Harcourt Brace Jovanovich, 1987.