Journal of ASFMRA. American Society of Farm Managers and Rural Appraisers (ASFMRA).
Chicago-viite (17. p.)Journal of ASFMRA. American Society of Farm Managers and Rural Appraisers (ASFMRA).
MLA-viite (9. p.)Journal of ASFMRA. American Society of Farm Managers and Rural Appraisers (ASFMRA).
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.