Gaya APA

Gill, R, T., Swanson, C, P. (1970). Economics and the Private Interest An Introduction to Microeconomics . California: California: Pacific Palisades; 1970.

Gaya MLA

Gill, Richard, T.., Swanson, Carl, P.. "Economics and the Private Interest An Introduction to Microeconomics". California: California: Pacific Palisades; 1970, 1970. Text.