APA (7th ed.) Citation

Bobylev, N. A., Emel'yanov, S. V., & Korovin, S. K. (1999). Geometrical Methods in Variational Problems. Springer Netherlands : Imprint : Springer.

Chicago Style (17th ed.) Citation

Bobylev, N. A., S. V. Emel'yanov, and S. K. Korovin. Geometrical Methods in Variational Problems. Dordrecht: Springer Netherlands : Imprint : Springer, 1999.

MLA (9th ed.) Citation

Bobylev, N. A., et al. Geometrical Methods in Variational Problems. Springer Netherlands : Imprint : Springer, 1999.