APA-referens (7:e uppl.)

TRELLIS, A. (1998). Documents, contracts, and worksheets for home builders. McGraw-Hill.

Chicago-referens (17:e uppl.)

TRELLIS, Al. Documents, Contracts, and Worksheets for Home Builders. New York: McGraw-Hill, 1998.

MLA-referens (9:e uppl.)

TRELLIS, Al. Documents, Contracts, and Worksheets for Home Builders. McGraw-Hill, 1998.