APA (7th ed.) Citation

Erbe, L. H., Kong, Q., & Zhang, B. G. (2017). Oscillation theory for functional differential equations. Routledge.

Chicago Style (17th ed.) Citation

Erbe, L. H., Qingkai Kong, and B. G. Zhang. Oscillation Theory for Functional Differential Equations. [Place of publication not identified]: Routledge, 2017.

MLA (9th ed.) Citation

Erbe, L. H., et al. Oscillation Theory for Functional Differential Equations. Routledge, 2017.