diff --git a/references/teste.rb b/references/teste.rb
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+# references: http://ruby-doc.org/stdlib-2.1.1/libdoc/net/http/rdoc/Net/HTTPHeader.html#method-i-add_field
+# import the netHTTP 
+require 'net/http'
+
+# uri get the url http headers
+uri = URI('http://google.com')
+
+# new request and result the http_readers
+http_request = Net::HTTP::Get.new(uri)
+
+# o metodo each_header retorna um map com o nome do header e o conteudo
+http_request.each_header { |header,value| puts header + " " + value }
+#http_request.set_form_data({"REMOTE_USER" => "siqueira"})
+#http_request.set_form_data({"q" => "ruby", "lang" => "en"}, ';')
+
+### add_field adicona um campo novo ou seja um novo HTTP_HEADER no nosso caso o REMOTE_USER 
+http_request.add_field 'REMOTE_USER', 'siqueira'
+
+# Com o get_field podemos pegar o conteudo do header REMOTE_USER
+puts http_request.get_fields('REMOTE_USER')
+
+# => accept-encoding
+# => accept
+# => user-agent
+# => host    
+
+http_response = Net::HTTP.start(uri.hostname, uri.port) do |http|
+  http.request(http_request)
+end
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