A lecture course in geometric algebra delivered at a summer school in Banff, Canada, 1996.
A. N. Lasenby, C. J. L. Doran and S. F. Gull, Lectures in Geometric Algebra, In W. E. Baylis, editor, Clifford (Geometric) Algebras with Applications to Physics, Mathematics and Engineering. (Birkhäuser Boston, 1996)