John Grogan. (2012). Marley: Firehouse Dog (I Can Read Level 2). HarperCollins.
Chicago-čujuhus (17. p.)John Grogan. Marley: Firehouse Dog (I Can Read Level 2). HarperCollins, 2012.
MLA-čujuhus (9. p.)John Grogan. Marley: Firehouse Dog (I Can Read Level 2). HarperCollins, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.