Peck, A. Observatory Operations: Strategies, Processes, and Systems V. SPIE Digital Library.
Chicago-čujuhus (17. p.)Peck, Alison. Observatory Operations: Strategies, Processes, and Systems V. SPIE Digital Library.
MLA-čujuhus (9. p.)Peck, Alison. Observatory Operations: Strategies, Processes, and Systems V. SPIE Digital Library.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.