MCGRAW-HILL. (1992). Mcgraw-hill encyclopedia of science and technology 5: DAC-ELA. McGraw-Hill.
Chicago-čujuhus (17. p.)MCGRAW-HILL. Mcgraw-hill Encyclopedia of Science and Technology 5: DAC-ELA. New York: McGraw-Hill, 1992.
MLA-čujuhus (9. p.)MCGRAW-HILL. Mcgraw-hill Encyclopedia of Science and Technology 5: DAC-ELA. McGraw-Hill, 1992.
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