Dyfyniad APA

Lapinski, M. (1978). Road and bridge constroction handbook. Van Nostrand Reinhold Company.

Dyfyniad Arddull Chicago

Lapinski, Michael. Road and Bridge Constroction Handbook. New York: Van Nostrand Reinhold Company, 1978.

Dyfyniad MLA

Lapinski, Michael. Road and Bridge Constroction Handbook. Van Nostrand Reinhold Company, 1978.

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