Harbo, C. L. (2011). The ultimate guide to paper airplanes: 35 amazing step-by-step designs! Capstone Press.
Cita Chicago Style (17a ed.)Harbo, Christopher L. The Ultimate Guide to Paper Airplanes: 35 Amazing Step-by-step Designs! Mankato, Minn.: Capstone Press, 2011.
Cita MLA (8a ed.)Harbo, Christopher L. The Ultimate Guide to Paper Airplanes: 35 Amazing Step-by-step Designs! Capstone Press, 2011.
Precaución: Estas citas no son 100% exactas.