APA-čujuhus (7. p.)

MCGRAW-HILL. (1992). Mcgraw-hill encyclopedia of science and technology 8: GEO-HYS. McGraw-Hill.

Chicago-čujuhus (17. p.)

MCGRAW-HILL. Mcgraw-hill Encyclopedia of Science and Technology 8: GEO-HYS. New York: McGraw-Hill, 1992.

MLA-čujuhus (9. p.)

MCGRAW-HILL. Mcgraw-hill Encyclopedia of Science and Technology 8: GEO-HYS. McGraw-Hill, 1992.

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