Absolutely brother. Check out my article on bodyweight-only training in the Summer 2007 Newsletter.
__________________ "You are only as good as your last workout. You are what you just ate." Middle-age man words of wisdom. http://pierini-fitness.blogspot.com/
Muscles are built with taxing the muscles, proper nutrition and rest. It is not about what exact exercise or routine. Anything that taxes the muscles with the right nutrition will build muscles.