Sun, Kyung-hwa
Talk to me in Korean : level 2
Hangul Park, 2013
 Multimedia
Rasanayagam, L.J.
Practical chemistry for 'O' level, volume 2
Federal Publications, 1993
 Buku Teks SO
Phillips, Jack
Level 2 evaluation: learning: evaluation & research
[American Society for Training & Development Press;American Society for Training & Development Press, American Society for Training & Development Press], 2000
 eBooks
Leporati, Ezio
The assesment of structural safety : a comparative statistical study of the evolution and use of level 3, level 2, and level 1
Research Studies Press, 1979
 Buku Teks
Taylor, G.D.
Materials in construction : level 2 / Taylor, G.D., Smith, B.J.
Longman, 1985
 Buku Teks