APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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