McNitt, Lawrence L. Invitation to FORTRAN for the TRS-80 / Lawrence L. McNitt - New York : Petrocelli Books, 1983 - viii, 234 p. ; 24 cm. Includes index ISBN: 0894332104 LCCN: 83-008113 Subjects--Topical Terms: TRS--80 (Computer)--ProgrammingFORTRAN (Computer program language)