APA-referens (7:e uppl.)

(2013). Guidelines on water quality monitoring for tropical ponds. Centre for Urban Greenery and Ecology.

Chicago-referens (17:e uppl.)

Guidelines on Water Quality Monitoring for Tropical Ponds. Singapore: Centre for Urban Greenery and Ecology, 2013.

MLA-referens (9:e uppl.)

Guidelines on Water Quality Monitoring for Tropical Ponds. Centre for Urban Greenery and Ecology, 2013.