From "Brew Like a Monk":
Westmalle Dubbel
OG: 1.063 (15.6 P)
ABV: 7.3
Attenuation: 87%
IBU: 24
Malts: Pilsener, caramel, dark malt for aroma
Adjuncts: Dark candi syrup
Hops: Tettnang, Syrian Goldings, Saaz
Yeast: Westmalle
Primary Fermentation: Pitched at 64f, allowed to rise to 68f, 5-6 days
Secondary: 3 weeks at 46f
Bottle conditioned with primary yeast
Westmalle Trippel
OG: 1.081 (19.6 P)
ABV: 9.6%
Apparent Attenuation: 88%
IBU: 39
Malt: Pilsener
Adjuncts: Sugar (almost 20% of fermentables)
Hops: Tettnang, Saaz, Syrian Goldings, sometimes others
Yeast: Westmalle of course
Primary Fermentation: Pitched at 64f, allowed to rise to 68f, 5-6 days
Secondary: 4 weeks at 46f
Bottle conditioned with primary yeast
That's all that is there. You can figure out the grist pretty easily for the trippel, but there are no amounts for the dubbel... and no amounts for the hops either, but at least there are IBU's.