APA (7th ed.) Citation

Hoffman, G. L., Jordan, G. R., & Wallis, G. R. (1982). Geophysical borehole logging handbook for coal exploration. Coal Mining Research Centre.

Chicago Style (17th ed.) Citation

Hoffman, G. L., G. R. Jordan, and G. R. Wallis. Geophysical Borehole Logging Handbook for Coal Exploration. Edmonton: Coal Mining Research Centre, 1982.

MLA (9th ed.) Citation

Hoffman, G. L., et al. Geophysical Borehole Logging Handbook for Coal Exploration. Coal Mining Research Centre, 1982.