Perdew, L., & Rauch, M. (2019). Crazy contraptions: Build Rube Goldberg machines that swoop, spin, stack, and swivel : with hands on engineering activities. Nomad Press.
Cita Chicago Style (17a ed.)Perdew, Laura, y Micah Rauch. Crazy Contraptions: Build Rube Goldberg Machines That Swoop, Spin, Stack, and Swivel : With Hands on Engineering Activities. White River Junction, VT: Nomad Press, 2019.
Cita MLA (8a ed.)Perdew, Laura, y Micah Rauch. Crazy Contraptions: Build Rube Goldberg Machines That Swoop, Spin, Stack, and Swivel : With Hands on Engineering Activities. Nomad Press, 2019.
Precaución: Estas citas no son 100% exactas.