Heyel, C. (1955). Foreman's handbook/3e (3rd ed.). Mc graw hill book company.
Chicago Style citaatHeyel, Carl. Foreman's Handbook/3e. 3rd ed. New York: Mc graw hill book company, 1955.
MLA citatieHeyel, Carl. Foreman's Handbook/3e. 3rd ed. Mc graw hill book company, 1955.
Let op: Deze citaties zijn niet altijd 100% accuraat.