APA (7e ed.) Bronvermelding

HOFFMAN, W. H. (1988). West's federal taxation: Individual income taxes (1988annual edition). West Publishing.

Chicago (17e ed.) Bronvermelding

HOFFMAN, William H. West's Federal Taxation: Individual Income Taxes (1988annual Edition). St. Paul: West Publishing, 1988.

MLA (9e ed.) Bronvermelding

HOFFMAN, William H. West's Federal Taxation: Individual Income Taxes (1988annual Edition). West Publishing, 1988.