Henkin. Goodwill's Standard book of Model Letters. Goodwill Publishing house.
Chicago Style (17th ed.) CitationHenkin. Goodwill's Standard Book of Model Letters. NewDelhi: Goodwill Publishing house.
MLA (9th ed.) CitationHenkin. Goodwill's Standard Book of Model Letters. Goodwill Publishing house.
Warning: These citations may not always be 100% accurate.