APA (7th ed.) Citation

L.H. Erbe, Q. K. Oscillation theory for functional differential equations. Marcel Dekker.

Chicago Style (17th ed.) Citation

L.H. Erbe, Qingkai Kong. Oscillation Theory for Functional Differential Equations. Marcel Dekker.

MLA (8th ed.) Citation

L.H. Erbe, Qingkai Kong. Oscillation Theory for Functional Differential Equations. Marcel Dekker.

Warning: These citations may not always be 100% accurate.