Dyfyniad APA

Healy, R. J. (1983). Design For Security Richard J. Healy. John Wiley & Sons.

Dyfyniad Arddull Chicago

Healy, Richard J. Design For Security Richard J. Healy. John Wiley & Sons, 1983.

Dyfyniad MLA

Healy, Richard J. Design For Security Richard J. Healy. John Wiley & Sons, 1983.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.