Nelson, J. A. (1982). How to read and understand blueprints. Van Nostrand.
Cita Chicago (17th ed.)Nelson, John A. How to Read and Understand Blueprints. New York: Van Nostrand, 1982.
Cita MLA (9th ed.)Nelson, John A. How to Read and Understand Blueprints. Van Nostrand, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.