APA Citation

Usill, G. W., Hart, K., & Hart, M. P. M. (1973). Usills practical surveying (16th edition.). London: Technical Press.

Chicago Style Citation

Usill, George William, K.M Hart, and M. P. M. Hart. Usills Practical Surveying. 16th edition. London: Technical Press, 1973.

MLA Citation

Usill, George William, K.M Hart, and M. P. M. Hart. Usills Practical Surveying. 16th edition. London: Technical Press, 1973.

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