APA (7th ed.) Zitazioa
Legget, R. F., & Boswell, P. (1967). Geology and engineering: With a foreword by P.G.H. Boswell. McGraw-Hill.
Chicago Style (17th ed.) Zitazioa
Legget, Robert F., eta P.G.H Boswell. Geology and Engineering: With a Foreword by P.G.H. Boswell. New York [usw.]: McGraw-Hill, 1967.
MLA (9th ed.) Zitazioa
Legget, Robert F., eta P.G.H Boswell. Geology and Engineering: With a Foreword by P.G.H. Boswell. McGraw-Hill, 1967.
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