adds tutorial mention

README.md

@@ -6,6 +6,8 @@ This library is a _pure PHP_ implementation of the AMQP protocol. It's been test
 
 **Requirements: PHP 5.3** due to the use of `namespaces`.
 
+The library was used for the PHP examples of [RabbitMQ in Action](http://manning.com/videla/) and the [official RabbitMQ tutorials](http://www.rabbitmq.com/tutorials/tutorial-one-php.html).
+
 ## BC BREAKING CHANGES ##
 
 Since version 2.0 this library uses `AMQP 0.9.1` by default. You shouldn't need to change your code, but test before upgrading.
@@ -81,6 +83,9 @@ If you need to listen to the sockets used to connect to RabbitMQ then see the ex
 $ php amqp_consumer_non_blocking.php
 ```
 
+To not repeat ourselves, if you want to learn more about this library, 
+please refer to the [official RabbitMQ tutorials](http://www.rabbitmq.com/tutorials/tutorial-one-php.html).
+
 ## More Examples ##
 
 - `amqp_ha_consumer.php`: demos the use of mirrored queues