corrections, updates
- First printing
- Second printing
- Third printing
- Fourth printing
- Fifth printing
- Sixth printing
- Seventh printing
- Eighth printing
- Ninth printing
- Tenth printing
- Eleventh printing
- Twelvth printing
- Thirteenth printing
- Fourteenth and subsequent printings
- Solution manual (hard copy version 1.0)
- Solution manual (hard copy version 1.1)