Buskirk, R. H. Concepts of business: : an introduction to the business system. Oak Tree Pr.
Citazione stile Chigago Style (17a edizione)Buskirk, Richard H. Concepts of Business: : An Introduction to the Business System. San Diego, Calif.: Oak Tree Pr.
Citatione MLA (9a ed.)Buskirk, Richard H. Concepts of Business: : An Introduction to the Business System. Oak Tree Pr.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.