Cita APA (7a ed.)
Cortright, R. S. (1998). Bridging: Discovering the beauty of bridges. Bridge Ink.
Cita Chicago Style (17a ed.)
Cortright, Robert S. Bridging: Discovering the Beauty of Bridges. Tigard: Bridge Ink, 1998.
Cita MLA (9a ed.)
Cortright, Robert S. Bridging: Discovering the Beauty of Bridges. Bridge Ink, 1998.
Precaución: Estas citas no son 100% exactas.