GWYNNE PETER/ JEFFRIES, B. (1998). SPACE AND PLANETS.
Chicago-čujuhus (17. p.)GWYNNE PETER/ JEFFRIES, BRIAN. SPACE AND PLANETS. 1998.
MLA-čujuhus (9. p.)GWYNNE PETER/ JEFFRIES, BRIAN. SPACE AND PLANETS. 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.