Symposium on Engineering Geology in the Urban Environment San Francisco, Association of Engineering Geologists, Nichols, D. R., & Campbell, C. C. (1971). Environmental planning and geology: Proceedings. Geological Survey.
Citación estilo ChicagoSymposium on Engineering Geology in the Urban Environment San Francisco, Association of Engineering Geologists, Donald R. Nichols, and Catherine C. Campbell. Environmental Planning and Geology: Proceedings. Washington: Geological Survey, 1971.
Cita MLASymposium on Engineering Geology in the Urban Environment San Francisco, et al. Environmental Planning and Geology: Proceedings. Geological Survey, 1971.
Warning: These citations may not always be 100% accurate.