APA (7e ed.) Bronvermelding

GUELL, R. C. (2021). Issues in economics today. McGraw-Hill Education.

Chicago (17e ed.) Bronvermelding

GUELL, Robert C. Issues in Economics Today. McGraw-Hill Education, 2021.

MLA (9e ed.) Bronvermelding

GUELL, Robert C. Issues in Economics Today. McGraw-Hill Education, 2021.

Let op: Deze citaties zijn niet altijd 100% accuraat.