Point of the Spear by Dave Hayward

Five years after World War II, beautiful and exotic Malaya is torn by rebellion. Corporal John Barr and his men are at the point of the spear as they search for the battle-hardened and elusive communist terrorist forces led by the ruthless Major Goh Chu. Gruelling patrols deep into the jungle-covered mountains of a dangerous land force them to depend on each other for their very lives.