Kowalchyk, Gayle

Premier Piano Course Christmas: Vol 1B  Alexander Denni Kowalchyk Gayle Lancaster E. L McArthur Victoria Mier Martha Paperback. Alfred Publishing, 2008 ISBN 9780739054925     Premier Piano Course Lesson Book, Bk 5  Alexander Denni Kowalchyk Gayle Lancaster L., E McArthur Victoria Mier Martha Paperback. Alfred Publishing, ISBN 9780739055038     Premier Piano Course Duets  Kowalchyk, Gayle (edt) Lancaster, E. L. (edt) ISBN 9781470626426