Cita APA (7a ed.)

Marcotty, M., & Ledgard, H. F. (1986). Programming language landscape: Syntax, semantics, and implementation (2nd ed.). Science Research Associates.

Cita Chicago Style (17a ed.)

Marcotty, Michael, y Henry F. Ledgard. Programming Language Landscape: Syntax, Semantics, and Implementation. 2nd ed. Chicago [etc.]: Science Research Associates, 1986.

Cita MLA (9a ed.)

Marcotty, Michael, y Henry F. Ledgard. Programming Language Landscape: Syntax, Semantics, and Implementation. 2nd ed. Science Research Associates, 1986.