Dyfyniad APA

Silverman, H. (1964). The substance of economics: For the student and the general reader/16e (16th ed.). Pitman.

Dyfyniad Arddull Chicago

Silverman, H.A. The Substance of Economics: For the Student and the General Reader/16e. 16th ed. London: Pitman, 1964.

Dyfyniad MLA

Silverman, H.A. The Substance of Economics: For the Student and the General Reader/16e. 16th ed. Pitman, 1964.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.