Citazione Stile APA (7a Edizione)

Feingold, C. (1973). Fundamentals of COBOL programming (2nd ed.). Brown.

Citazione stile Chigago Style (17a edizione)

Feingold, Carl. Fundamentals of COBOL Programming. 2nd ed. Dubuque, Iowa: Brown, 1973.

Citatione MLA (9a ed.)

Feingold, Carl. Fundamentals of COBOL Programming. 2nd ed. Brown, 1973.