APA

keritzberg c., . (1982). fortran programing a spiral approach. london: harcowrt brace jivanovich.

Chicago

keritzberg charles, . 1982. fortran programing a spiral approach. london: harcowrt brace jivanovich.

Harvard

keritzberg c., . (1982). fortran programing a spiral approach. london: harcowrt brace jivanovich.

MLA

keritzberg charles, . fortran programing a spiral approach. london: harcowrt brace jivanovich. 1982.