Barrett, W. G. Geological facts; or, the crust of the earth, what it is, and what are its uses.
Chicago Style (17th ed.) CitationBarrett, W. G. Geological Facts; or, the Crust of the Earth, What It Is, and What Are Its Uses.
MLA (9th ed.) CitationBarrett, W. G. Geological Facts; or, the Crust of the Earth, What It Is, and What Are Its Uses.
Warning: These citations may not always be 100% accurate.