A Song of Ice and Fire Series 6 Books Collection Set By George R.R. Martin: 

Titles in this set:

1)A Game of Thrones:

Format: Paperback 

Publisher : HarperVoyager

Language : English

ISBN-10 : 0007448031

ISBN-13 : 9780007448036

2)Steel and Snow:

Format: Paperback 

Publisher : HarperVoyager

Language : English

ISBN-10 : 0007447841

ISBN-10 : 9780007447848

3)Blood and Gold:

Format: Paperback 

Publisher : HarperVoyager

Language : English

ISBN-10 :000744785X

4)A Feast for Crows:

Format: Paperback 

Publisher : HarperVoyager

Language : English

ISBN-10 : 0007447868

ISBN-13 : 978-0007447862

5)A Dance With Dragons: Part 1 Dreams and Dust:

Format: Paperback 

Publisher : HarperVoyager

Language : English

ISBN-10 : 0007466064

ISBN-13 : 9780007466061

6)A Clash of Kings:

Format: Paperback 

Publisher : HarperVoyager

Language : English

ISBN-10 :0007447833

ISBN-13 : 9780007447831