Mohd Afif Abdul Wahab. (2008). Analysis of hand strength for pinching activity. Universiti Teknikal Malaysia Melaka.
Lua i Stíl Chicago (17ú heag.)Mohd Afif Abdul Wahab. Analysis of Hand Strength for Pinching Activity. Durian Tunggal: Universiti Teknikal Malaysia Melaka, 2008.
Lua MLA (8ú heag.)Mohd Afif Abdul Wahab. Analysis of Hand Strength for Pinching Activity. Universiti Teknikal Malaysia Melaka, 2008.
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