Nursery World (Haymarket Business Publications Ltd).
Chicago-čujuhus (17. p.)Nursery World (Haymarket Business Publications Ltd).
MLA-čujuhus (9. p.)Nursery World (Haymarket Business Publications Ltd).
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.