APA
Rule W. P., . (1983). FORTRAN 77. New York: Van Nostrand Reinhold Co.
Chicago
Rule Wilfred P, . 1983. FORTRAN 77. New York: Van Nostrand Reinhold Co.
Harvard
Rule W. P., . (1983). FORTRAN 77. New York: Van Nostrand Reinhold Co.
MLA
Rule Wilfred P, . FORTRAN 77. New York: Van Nostrand Reinhold Co. 1983.
