The ISBN of Stone of Tears is 0-312-85706-3.
The ISBN of The Tears of My Soul is 0688128335.
The ISBN of Tears of a Tiger is 978-0689806988.
The ISBN of The Bird That Drinks Tears is 8982735739.
The ISBN of "The Lake of Tears" by Emily Rodda is 978-1862913092.
The ISBN of Dragon Tears is 0-425-14003-2.
The ISBN of End in Tears is 0-09-179641-5.
The ISBN of Cold Copper Tears is 0-451-15773-7.
The ISBN of Nor Crystal Tears is 0-345-29141-7.
The ISBN of The Stone Raft is 0151851980.
The ISBN of Stone Hotel is 0970910126.
The ISBN of The Alchemy of Stone is 1607012154.
The ISBN of The Stone Dogs is 0671720090.