Dyfyniad APA

Mercer, L. G. (1964). Security Systems and Equipment (2nd.). McDonald and Evans.

Dyfyniad Arddull Chicago

Mercer, Lawrence G. Security Systems and Equipment. 2nd. London: McDonald and Evans, 1964.

Dyfyniad MLA

Mercer, Lawrence G. Security Systems and Equipment. 2nd. McDonald and Evans, 1964.

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