Παραπομπή APA

William H. Hoffman, & William H. Hoffman; Jr.; James E. Smith; Eugene Willis. (2007). West federal taxation. Individual income taxes 2008. Australia ; Mason, Ohio: Thomson/South-Western.

Παραπομπή Chicago Style

William H. Hoffman, και William H. Hoffman; Jr.; James E. Smith; Eugene Willis. West Federal Taxation. Individual Income Taxes 2008. Australia ; Mason, Ohio: Thomson/South-Western, 2007.

Παραπομπή MLA

William H. Hoffman, και William H. Hoffman; Jr.; James E. Smith; Eugene Willis. West Federal Taxation. Individual Income Taxes 2008. Australia ; Mason, Ohio: Thomson/South-Western, 2007.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.