Gaya APA

Kreitzberg, C, B., Shneiderman, B. (1982). Fortran programming: a spiral approach (2nd ed). New York: Harcourt Brace Jova-novich.

Gaya MLA

Kreitzberg, Charles, B., Shneiderman, Ben. "Fortran programming: a spiral approach". 2nd ed New York: Harcourt Brace Jova-novich, 1982. Text.