Linux system administration (LPIC-1)
5.0(3)UNIX system administration
5.0(3)Telecommunications Introduction
5.0(3)EPCIC Contract Drafting and Management: With Essential Elements of International Contract Laws
Essential Elements of International Contracts Laws and Contracts Lifecycle Management
Securing Microsoft systems
5.0(3)Offshore & Marine Supply Base Operations Management - For Servicing International E & P Fleet and Wind Farm Operations
Total ISDN for engineers
5.0(3)