APA (7th ed.) Citation

Allan, A. L. (1997). Practical surveying and computations / A.L. Allan (2nd rev. ed.). Laxton's.

Chicago Style (17th ed.) Citation

Allan, A. L. Practical Surveying and Computations / A.L. Allan. 2nd rev. ed. Oxford: Laxton's, 1997.

MLA (9th ed.) Citation

Allan, A. L. Practical Surveying and Computations / A.L. Allan. 2nd rev. ed. Laxton's, 1997.

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