Cita APA (7a ed.)

Richards, P. (1984). Project surveying: General adjustment and optimization techniques with applications to engineering surveying (2nd. ed.). Balkema.

Cita Chicago Style (17a ed.)

Richards, Peter. Project Surveying: General Adjustment and Optimization Techniques with Applications to Engineering Surveying. 2nd. ed. Rotterdam: Balkema, 1984.

Cita MLA (8a ed.)

Richards, Peter. Project Surveying: General Adjustment and Optimization Techniques with Applications to Engineering Surveying. 2nd. ed. Balkema, 1984.