Byrne, J., & Waugh, A. (1980). Zig Zag: An activity course for children. Reading Book Year 2. Oxford University Press.
Chicago-čujuhus (17. p.)Byrne, John, juo Anne Waugh. Zig Zag: An Activity Course for Children. Reading Book Year 2. Oxford: Oxford University Press, 1980.
MLA-čujuhus (9. p.)Byrne, John, juo Anne Waugh. Zig Zag: An Activity Course for Children. Reading Book Year 2. Oxford University Press, 1980.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.