APA Citation

Johansen, K. W. (1972). Yield-line formulae for slabs. London: Cement and Concrete Association.

Chicago Style Citation

Johansen, Knud Winstrup. Yield-line Formulae for Slabs. London: Cement and Concrete Association, 1972.

MLA Citation

Johansen, Knud Winstrup. Yield-line Formulae for Slabs. London: Cement and Concrete Association, 1972.

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