(1990). Memories of the Canadian Rockies: 1991 ; Calendar. Banff Laser Graphics.
Chicago-Zitierstil (17. Ausg.)Memories of the Canadian Rockies: 1991 ; Calendar. Calgary [u. a.]: Banff Laser Graphics, 1990.
MLA-Zitierstil (8. Ausg.)Memories of the Canadian Rockies: 1991 ; Calendar. Banff Laser Graphics, 1990.
警告：這些引文格式不一定是100％准確.