APA (7th ed.) Citation

Johansen, K. W. (1962). Yield line theory / by K.W. Johansen. Cement and Concrete Association.

Chicago Style (17th ed.) Citation

Johansen, K. W. Yield Line Theory / by K.W. Johansen. Cement and Concrete Association, 1962.

MLA (9th ed.) Citation

Johansen, K. W. Yield Line Theory / by K.W. Johansen. Cement and Concrete Association, 1962.

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