APA aipamena

WHITAKER, T., & WHITAKER, T. (1976). The Design Of Piled Foundations. Oxford.

Chicago Style aipamena

WHITAKER, Thomas, and Thomas WHITAKER. The Design Of Piled Foundations. Oxford, 1976.

MLA aipamena

WHITAKER, Thomas, and Thomas WHITAKER. The Design Of Piled Foundations. Oxford, 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.