APA
Newcomer L. R., . (1987). Theory and problems of Programming with advance structured COBAL. new york: Schaums Outlines series.
Chicago
Newcomer Lawrence R, . 1987. Theory and problems of Programming with advance structured COBAL. new york: Schaums Outlines series.
Harvard
Newcomer L. R., . (1987). Theory and problems of Programming with advance structured COBAL. new york: Schaums Outlines series.
MLA
Newcomer Lawrence R, . Theory and problems of Programming with advance structured COBAL. new york: Schaums Outlines series. 1987.