APA (7th ed.) Citation

Abraham, G., Vos, P. d., & Van der Burgh, P. (1973). Pneumatic barriers to reduce salt intrusion through locks. Government Publishing Office.

Chicago Style (17th ed.) Citation

Abraham, G., P. de Vos, and P. Van der Burgh. Pneumatic Barriers to Reduce Salt Intrusion Through Locks. Hague: Government Publishing Office, 1973.

MLA (9th ed.) Citation

Abraham, G., et al. Pneumatic Barriers to Reduce Salt Intrusion Through Locks. Government Publishing Office, 1973.