Worcester, R. L. (1989). In print: How to plan and produce print. MAI.
Chicago-čujuhus (17. p.)Worcester, Robert L. In Print: How to Plan and Produce Print. Bloomingdale, Ill.: MAI, 1989.
MLA-čujuhus (9. p.)Worcester, Robert L. In Print: How to Plan and Produce Print. MAI, 1989.
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