Cita APA (7a ed.)
Hepler, D. E., & Wallach, P. R. (1977). Architecture: Drafting and design (3d ed.). McGraw-Hill.
Cita Chicago Style (17a ed.)
Hepler, Donald E., y Paul Ross Wallach. Architecture: Drafting and Design. 3d ed. New York: McGraw-Hill, 1977.
Cita MLA (9a ed.)
Hepler, Donald E., y Paul Ross Wallach. Architecture: Drafting and Design. 3d ed. McGraw-Hill, 1977.
Precaución: Estas citas no son 100% exactas.