The ISBN of Echo - novel - is 0064407446.
The ISBN of The Echo - novel - is 0333659325.
The ISBN of The Echo Maker is 0374146357.
The ISBN of An Echo in the Bone is 0440245680.
The ISBN of The Black Echo is 0-316-15361-3.
The ISBN of Coma - novel - is 0316155101.
The ISBN of Forest - novel - is 0670899208.
The ISBN of Girl - novel - is 1416948031.
The ISBN of Brethren - novel - is 0340839694.
The ISBN of Wanting - novel - is 9781741666557.
The ISBN of Ash - novel - is 0316040096.
The ISBN of Finch - novel - is 0980226015.
The ISBN of Dragonwyck - novel - is 9781556525810.