How did the reforms of the Gracchus brothers differ from those of graius marius?

What has the author Benjamin Farrington written?

Benjamin Farrington has written: 'Aristotle' 'Head and hand in ancient Greece' -- subject(s): Civilization, Civilization, Greco-Roman 'Science and politics in the ancient world' -- subject(s): Ancient Science, History, Religion and science, Science and state 'Greek science' -- subject(s): History, Science 'Francis Bacon, philosopher of industrial science' -- subject(s): Philosophy, Industries, Science, Industrial arts 'Primum graius homo' -- subject(s): Comparative Literature, Greek and Latin, Greek literature, Latin and Greek, Literature, Comparative, Translations into Latin, Comparative literature 'Francis Bacon, pioneer of planned science' -- subject(s): Biography, Philosophers, Scientists 'Samuel Butler and the Odyssey' -- subject(s): Authorship, Epic poetry, Greek, Greek Epic poetry, History and criticism, Odysseus (Greek mythology) in literature, Women and literature 'Francis Bacon' -- subject(s): Exacte wetenschappen, Filosofie