我要辞职，但是不懂要怎样写辞职信，跟糟的是要写英文的，你们可以帮帮我吗？

(your address)
19th. December, 2006
To: Mr.(the name of your boss)
(company name and section work with)
(company's address)

Dear Mr. X,

It is really a hard decision for me to tender this designation to quit my position as the administrative manager in the company with effective date from (the last date) due to XXX(或because XXX).

Thank you for giving me a chance to learn and to gain the valuable experience in (company name and section work with). I hope my resignation would not cause you much inconvenience.

Thank you for your kind attention and would appreciate if you could let me have a reference letter before I leave.

Yours faithfully,
________________
(your full name)