APA (7th ed.) Citation
ISO & ISO. (1997). ISO 11923: Water quality - Determination of suspended solids by filtration through glass-fibre filters. ISO.
Chicago Style (17th ed.) Citation
ISO and ISO. ISO 11923: Water Quality - Determination of Suspended Solids by Filtration Through Glass-fibre Filters. ISO, 1997.
MLA (9th ed.) Citation
ISO and ISO. ISO 11923: Water Quality - Determination of Suspended Solids by Filtration Through Glass-fibre Filters. ISO, 1997.
Warning: These citations may not always be 100% accurate.