APA
Eggert J., . (1984). Invitation to economics. Los Altos, Calif: W. Kaufmann.
Chicago
Eggert Jim, . 1984. Invitation to economics. Los Altos, Calif: W. Kaufmann.
Harvard
Eggert J., . (1984). Invitation to economics. Los Altos, Calif: W. Kaufmann.
MLA
Eggert Jim, . Invitation to economics. Los Altos, Calif: W. Kaufmann. 1984.