Gaya APA

Swanson, C, P., Dolan, E, G. (). Basic Economics . Illionis:: Illionis: Holt-Saunders; 1980.

Gaya MLA

Swanson, Carl, P.., Dolan, Edwin, G.. "Basic Economics". Illionis:: Illionis: Holt-Saunders; 1980, . Text.