Aalders, J. C. H. Handbook for information security : a guide towards information security standards / J.C.H. Aalders, I.S. Herschberg and A. Van Zanten. - Amsterdam : North-Holland, 1985. - 2v. ; 31 cm. ISBN: 0444876103 set Subjects--Topical Terms: Security systems--Handbooks, manual, etc.