CASSIDY, J., ROETTGER, D., & WIXSON, K. K. (1987). Climb the hills. Scribner Educational Publishers.
Chicago-čujuhus (17. p.)CASSIDY, Jack, Doris ROETTGER, juo Karen K. WIXSON. Climb the Hills. New York: Scribner Educational Publishers, 1987.
MLA-čujuhus (9. p.)CASSIDY, Jack, et al. Climb the Hills. Scribner Educational Publishers, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.