Business Day. (1968). Special report on the 200 largest corporations, 1967. Enterprise Publications, Inc.
Citazione stile Chigago Style (17a edizione)Business Day. Special Report on the 200 Largest Corporations, 1967. Manila: Enterprise Publications, Inc, 1968.
Citatione MLA (9a ed.)Business Day. Special Report on the 200 Largest Corporations, 1967. Enterprise Publications, Inc, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.