APA (7e ed.) Bronvermelding

TRUETT LILA J. (1980). MANAGERIAL ECONOMICS. SOUTH-WESTERN COLLEGE PUBLISHING CO.

Chicago (17e ed.) Bronvermelding

TRUETT LILA J. MANAGERIAL ECONOMICS. CHICAGO: SOUTH-WESTERN COLLEGE PUBLISHING CO, 1980.

MLA (9e ed.) Bronvermelding

TRUETT LILA J. MANAGERIAL ECONOMICS. SOUTH-WESTERN COLLEGE PUBLISHING CO, 1980.