Cita APA (7th ed.)
ebrary, Inc, & Johnson, C. C. (2011). Mapping the chemical environment of urban areas. Wiley-Blackwell.
Cita Chicago (17th ed.)
ebrary, Inc, i Christopher C. Johnson. Mapping the Chemical Environment of Urban Areas. Chichester, West Sussex ; Hoboken, NJ: Wiley-Blackwell, 2011.
Cita MLA (9th ed.)
ebrary, Inc, i Christopher C. Johnson. Mapping the Chemical Environment of Urban Areas. Wiley-Blackwell, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.