Gaya APA

Brailsford, D., Walker, A. (1979). Introductory Algol 68 Programming . New York: John Willey and Sons.

Gaya MLA

Brailsford, D.F.., Walker, A.N.. "Introductory Algol 68 Programming". New York: John Willey and Sons, 1979. Teks.