Manuals
Subaru Legacy & Forester 2000-06 (Haynes Repair Manual) UK | USA
Subaru Legacy & Forester 2000-06 (Chilton's Total Car Care Repair Manuals) UK | USA
Chilton's Subaru Coupes/Sedans/Wagons 1985-96 Repair Manual UK | USA
Chilton's Electronic Engine Controls Manual 1988-90 : Nissan, Subaru, Suzuki, Toyota/Professional Mechanics Edition UK | USA
Haynes Subaru 1600 and 1800 (1980-1994) Shop Manual UK | USA
Subaru Legacy Automotive Repair Manual : Models Covered : All Legacy Models 1990 Through 1998 : Includes Legacy Outback and Legacy Brighton (Haynes) UK | USA
Chilton's Repair & Tune-Up Guide, Subaru 1970 to 1982: All Sedans, Hatchbacks, Station Wagons, All 4-Wheel Drive Models US
Chilton's Repair Manual: Subaru 1970 to 1988: All U.S. and Canadian Models US
Repair & Tune-Up Guide Subaru 1970 to 1986 US
Subaru 1100, 1300, 1400, 1600 Owners Workshop Manual 1971-79 US by Gilmour B., et al
Chilton's Subaru: Ff-A/1300/1400/1600/1800/Brat 1970-84 Repair Manual (Chilton's Total Car Care Manual) US

Books
You & Your Subaru Impreza Turbo: Buying, Enjoying, Maintaining and Modifying USA by Chris Rees
Subaru Impreza USA Long B 2005