Cita APA (7a ed.)

(1980). Digital pdp11 systems and options summary: July- December 1980.

Cita Chicago Style (17a ed.)

Digital Pdp11 Systems and Options Summary: July- December 1980. 1980.

Cita MLA (9a ed.)

Digital Pdp11 Systems and Options Summary: July- December 1980. 1980.

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