APA (7th ed.) Citation

<POULOS, H. &. E. D. Pile foundation analysis and design. John Willey & Sons.

Chicago Style (17th ed.) Citation

<POULOS, H.G. & E.H. Davis>. Pile Foundation Analysis and Design. John Willey & Sons.

MLA (8th ed.) Citation

<POULOS, H.G. & E.H. Davis>. Pile Foundation Analysis and Design. John Willey & Sons.

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