APA (7th ed.) Citation

Bui, H., & Kruger, A. (2018). About Extensions of the Extremal Principle. Springer.

Chicago Style (17th ed.) Citation

Bui, Hoa, and A.Y Kruger. About Extensions of the Extremal Principle. Springer, 2018.

MLA (9th ed.) Citation

Bui, Hoa, and A.Y Kruger. About Extensions of the Extremal Principle. Springer, 2018.

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