APA (7th ed.) Citation

Beenackers, A. A. C. M. (1977). A gas-liquid cyclone reactor. Beenackers.

Chicago Style (17th ed.) Citation

Beenackers, A. A. C. M. A Gas-liquid Cyclone Reactor. [Meppel, Netherlands?]: Beenackers, 1977.

MLA (8th ed.) Citation

Beenackers, A. A. C. M. A Gas-liquid Cyclone Reactor. Beenackers, 1977.