public Link find(String data){
		Link linkReference = sentinel;
		if(size > 0){
			while(linkReference.data != data){
				if(linkReference.next == sentinel){
					return null;
				} else {
					linkReference = linkReference.next;
				}
			}
		} else {
			System.out.println("Empty LinkedList");
		}
		return linkReference;
	}