APA (7th ed.) Citation

(2019). A proposal for an air quality monitoring system for Cartagena de Indias.

Chicago Style (17th ed.) Citation

A Proposal for an Air Quality Monitoring System for Cartagena De Indias. 2019.

MLA (8th ed.) Citation

A Proposal for an Air Quality Monitoring System for Cartagena De Indias. 2019.

Warning: These citations may not always be 100% accurate.