Cita APA (7a ed.)

Langone, J. (1999). National Geographic's how things work: : Everyday technology explained (1a ed.). National Geographic.

Cita Chicago Style (17a ed.)

Langone, John. National Geographic's How Things Work: : Everyday Technology Explained. 1a ed. Washington, USA: National Geographic, 1999.

Cita MLA (9a ed.)

Langone, John. National Geographic's How Things Work: : Everyday Technology Explained. 1a ed. National Geographic, 1999.