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British: Penerbit: Plant A Tree

Dainel Dulac. Getting Some Air Time. Gorges de la Jonte, France : Penerbit: Petzl

Roc Trip 2009.

The Ultimate Active Lifestyle Magazine. (April 2009). The Dren Line Issue.

Manila: Penerbit: Emerald Headway.

Wilfred Tok (14 April 2011). Pengasas Syarikat Mountain Torq. Mountain Torq

Sdn Bhd.

Rosmary Sampudal (14 April 2011). Penyelia Syarikat Mountain Torq. Mountain

Torq Sdn Bhd.

Sablin Mumin (14 April 2011). Pengiring Via Ferrata Kinabalu. Mountain Torq

Sdn Bhd.

Zamri Rambli (24 Julai 2010). Adernali Laluan Besi Tertinggi Dunia.

<http://www.kosmo.com.my/kosmo/content>

WonderHowTo.Com Team (2007). How To Tie Clove Hitch Carabiner.

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British Mountaineering Council (BMC) (2007). Tech Skills: Abseil Stations.

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Nasrul (5 Februari 2008). Laporan Li Dan Cara-Cara Format Komputer.

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