APA (7e ed.) Bronvermelding

Ali, M. N. (1972). Inventions that changed the world Part 1. National Book Trust.

Chicago (17e ed.) Bronvermelding

Ali, Mir Najabat. Inventions That Changed the World Part 1. New Delhi, India: National Book Trust, 1972.

MLA (9e ed.) Bronvermelding

Ali, Mir Najabat. Inventions That Changed the World Part 1. National Book Trust, 1972.