TAN, K. H. (2014). Humic matter in soil and the environment: Principles and controversies. CRC Press.
Chicago-viite (17. p.)TAN, Kim H. Humic Matter in Soil and the Environment: Principles and Controversies. CRC Press, 2014.
MLA-viite (9. p.)TAN, Kim H. Humic Matter in Soil and the Environment: Principles and Controversies. CRC Press, 2014.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.