FERGUSON, C. (1965). Principles Of Economics C.e. Ferguson And Juanita M. Kreps. Holt, Rinehart and Wiston.
Chicago-viite (17. p.)FERGUSON, C.E. Principles Of Economics C.e. Ferguson And Juanita M. Kreps. Holt, Rinehart and Wiston, 1965.
MLA-viite (8. p.)FERGUSON, C.E. Principles Of Economics C.e. Ferguson And Juanita M. Kreps. Holt, Rinehart and Wiston, 1965.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.