APA aipamena

Tikhonov, A. N. (1984). Differential equations. Springer- Verlog.

Chicago Style aipamena

Tikhonov, A. N. Differential Equations. Berlin: Springer- Verlog, 1984.

MLA aipamena

Tikhonov, A. N. Differential Equations. Springer- Verlog, 1984.