APA aipamena

Manlapaz, R. L. (1977). An introduction to Fortran IV. s.n.

Chicago Style aipamena

Manlapaz, Romeo L. An Introduction to Fortran IV. s.l: s.n, 1977.

MLA aipamena

Manlapaz, Romeo L. An Introduction to Fortran IV. s.n, 1977.