American Public Health Association, American Water Works Association, & Water Pollution Control Federation. (1976). Standard methods: For examination of water and wastewater (14th ed.). American Public Health Association.
Lua i Stíl Chicago (17ú heag.)American Public Health Association, American Water Works Association, agus Water Pollution Control Federation. Standard Methods: For Examination of Water and Wastewater. 14th ed. Washington, DC: American Public Health Association, 1976.
Lua MLA (9ú heag.)American Public Health Association, et al. Standard Methods: For Examination of Water and Wastewater. 14th ed. American Public Health Association, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.