Gaya APA

Brown, W, C. (1990). Instructor's guide and answer key for use with blueprint reading for construction: residential and commercial . Illionis: The Goodheart-Willcox.

Gaya MLA

Brown, Walter, C.. "Instructor's guide and answer key for use with blueprint reading for construction: residential and commercial". Illionis: The Goodheart-Willcox, 1990. Text.