Tűzmadár I.
Drilling Fluids, Mud Pumps, and Conditioning Equipment
The Ultimate Christmas Collection
Big Book of Christmas Novels, Tales, Legends & Carols (Illustrated Edition)
Santa's Christmas Library: 400+ Christmas Novels, Stories, Poems, Carols & Legends (Illustrated Edition)
Santa's Library: 400+ Christmas Novels, Stories, Poems, Carols & Legends
The Santa's Great Treasure Chest: 450+ Christmas Novels, Tales, Carols & Legends
The Santa's Library: 450+ Christmas Novels, Tales, Carols & Legends
Fundamentals of Petroleum
Tűzmadár II.
The Bit
Down the Chimney: 100+ Most Treasured Christmas Novels & Stories in One Volume (Illustrated)
The Big Christmas Basket: 200+ Christmas Novels, Stories, Poems & Carols (Illustrated)
Santa's Christmas Library: 400+ Christmas Novels, Stories, Poems, Carols & Legends (Illustrated Edition)
The Auxiliaries