Does anyone knows some goods books for Essay in Hindi & English for Civil Services?

QUESTION: Dear Friends,
Does anyone knows some goods books (Online or Offline) for Essay in Hindi as well as in English for Civil Services.I shall be very thankful for your suggestions.
--
Hema

ANSWER: Hi, You can refer to any of these books:
The Basics of Essay Writing by Nigel Warburton or Schaum's Quick Guide to Writing Great Essays by Molly McClain, Jacqueline Roth, and Molly McClain

Cheers!
--
Mahati