Exactly right, the only way the changes in this book could be implemented is by force. Now, what force would that be? Well, government of course. With that said, i will just leave these two definitions here....
Socialism play /solzm/ is an economic system characterized by social ownership or control of the means of production and cooperative management of the economy,[1] and a political philosophy advocating such a system
Communism is hypothetical classless, moneyless, stateless social order structured upon common ownership of the means of production, as well as a social, political and economic ideology that aims at the establishment of this social order.
I'm so glade that Slashdot is promoting books for political hacks....