Citazione Stile APA (7a Edizione)

Ledgard, H. F., McQuaid, E. P., & Singer, A. (1983). From Baker Street to binary: An introduction to computers and computer programming with Sherlock Holmes. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Ledgard, Henry F., E. Patrick McQuaid, e Andrew Singer. From Baker Street to Binary: An Introduction to Computers and Computer Programming with Sherlock Holmes. New York: McGraw-Hill, 1983.

Citatione MLA (9a ed.)

Ledgard, Henry F., et al. From Baker Street to Binary: An Introduction to Computers and Computer Programming with Sherlock Holmes. McGraw-Hill, 1983.