Gaya APA

Calder, A., Watkins, S, G. (2019). INFORMATION SECURITY RISK MANAGEMENT For ISO 27001/ISO 27002 (Ke-3). : .

Gaya MLA

Calder, Alan., Watkins, Steve, G. "INFORMATION SECURITY RISK MANAGEMENT For ISO 27001/ISO 27002". Ke-3 : , 2019. Buku.