Price: Rs. 3,400
Sale: Rs. 1,633 (52% OFF)
http://www.snapdeal.com/product/gb-horrorland-box-set-20/653856768846

20 Books
9780545289337 - Claws!
9780439918695 - Revenge of the living dummy
9780439918701 - Creep from the deep
9780439918718 - Monster blood for breakfast!
9780439918725 - The scream of the haunted mask
9780439918732 - Dr. Maniac vs. Robby Schwartz
9780439918749 - Who's your mummy?
9780439918756 - My friends call me monster
9780439918763 - Say cheese-and die screaming!
9780439918770 - Welcome to camp slither
9780439918787 - Help! We have strange powers!
9780439918794 - Escape from horrorland
9780439918800 - Streets of panic park
9780545161947 - When the ghost dog howls
9780545161954 - Little shop of hamsters
9780545161961 - Heads, you lose!
9780545161978 - Weirdo halloween
9780545161985 - The wizard of Ooze
9780545161992 - Slappy new year!

Price Comparison
2380: https://www.flipkart.com/goosebumps-horrorland-set-20-books-english/p/itmdz32mhbjjvkde
2380: http://www.amazon.in/Goosebumps-Horroland-Set-20-Books/dp/2013062109
2280: https://paytm.com/shop/p/gb-horrorland-box-set-20-books-9782013062107_162243
2450: http://www.infibeam.com/Books/gb-horrorland-box-set-20-books-r-l-stine/9782013062107.html