Mrs. Richard H. Cleland of Alden and James F. Czaja of Buffalo announce the engagement of their daughter, Dawn Marie, to Army Spec. 4 Scott R. Przesiek, son of Mr. and Mrs. Robert A. Przesiek of Alden. Miss Czaja is a graduate of West Seneca West High School. Her fiance attended Alden Central High School. The wedding is being planned for the summer of 1991.