Lua APA (7ú heag.)

CUMMING, J. D. (1956). DIAMOND DRILL HANDBOOK. JAICO PUBLISHING HOUSE.

Lua i Stíl Chicago (17ú heag.)

CUMMING, JAMES D. DIAMOND DRILL HANDBOOK. CANADA: JAICO PUBLISHING HOUSE, 1956.

Lua MLA (9ú heag.)

CUMMING, JAMES D. DIAMOND DRILL HANDBOOK. JAICO PUBLISHING HOUSE, 1956.

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