Service, U. o. T. P. E. (1971). Fishing tools and techniques. Austin, Tex..
Chicago-čujuhus (17. p.)Service, University of Texas. Petroleum Extension. Fishing Tools and Techniques. Austin, Tex., 1971.
MLA-čujuhus (9. p.)Service, University of Texas. Petroleum Extension. Fishing Tools and Techniques. Austin, Tex., 1971.
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