How to print current month - 1 in string format

I need to get the current month -1 in string format, like Feb-2006. I am using k shell.

Any help is appreciated.

as alsways trying searching FAQs of these forums - this question has been asked and answered many times. Something like this should get you started

Thanks for your responce, I am using this "date +%b_%Y" and I am able to print Mar_2006 , but I want to get something like this Feb_2006.

Any reply is highly appeciated.

Look at vgersh's suggestion again. He points you to the correct place to get the answer.