Cita APA (7th ed.)
Marcotty, M., & Ledgard, H. F. (1986). Programming language landscape: Syntax, semantics, and implementation (2nd ed.). Science Research Associates.
Cita Chicago (17th ed.)
Marcotty, Michael, i Henry F. Ledgard. Programming Language Landscape: Syntax, Semantics, and Implementation. 2nd ed. Chicago: Science Research Associates, 1986.
Cita MLA (9th ed.)
Marcotty, Michael, i Henry F. Ledgard. Programming Language Landscape: Syntax, Semantics, and Implementation. 2nd ed. Science Research Associates, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.