Wahlstrom, E. E. (1973). Tunneling in rock / by Ernest E. Wahlstrom. Elsevier.
Chicago Edition CitationWahlstrom, Ernest Eugene. Tunneling in Rock / by Ernest E. Wahlstrom. Amsterdam ; (Barking): Elsevier, 1973.
MLA Edition CitationWahlstrom, Ernest Eugene. Tunneling in Rock / by Ernest E. Wahlstrom. Elsevier, 1973.
Warning: These citations may not always be 100% accurate.