Beberapa Pendapat yang Mempengaruhi Gagalnya G-30-S Dipandang dari Sudut Militer (Supardjo, 1966)
Some Opinions on Why the G-30-S Failed, Seen from a Military Viewpoint (Supardjo, 1966)
Brig. Gen. Supardjo's 1966 analysis, addressed to 'comrade leaders', of why the 30 September Movement failed, published by John Roosa in 2008. The only first-hand assessment by a movement leader.