Gaya APA
Thompson, A, A., Formby, J, P. (1993).
Economics of the firm : theory and practice / Arthur A. Thompson, John P. Formby (Ed.ke-6).
New Jersey:
Prentice Hall.
Gaya MLA
Thompson, Arthur, A.., Formby, John, P..
"Economics of the firm : theory and practice / Arthur A. Thompson, John P. Formby".
Ed.ke-6
New Jersey:
Prentice Hall,
1993.
Textbook.