Написание деловых писем

http://en.wikipedia.org/wiki/Business_letter

http://esl.about.com/cs/onthejobenglish/a/a_basbletter.htm

http://www.lettercover.org/

http://www.moneyinstructor.com/buscareer.asp

http://www.unc.edu/depts/wcweb/handouts/business.html

http://esl.about.com/cs/englishworkplace/ht/ht_bletter.htm

http://www.usingenglish.com/resources/letter-writing.html

http://www.englishclub.com/business-english/correspondence-samples.htm

http://www.englishclub.com/business-english/business-letters.htm

http://www.parapal-online.co.uk/letters.html