All Paths of Yoga are same

Karma Yoga - Jnana is also Karma. Bhakti is also Karma. Raja Yoga is also Karma.

Bhakti Yoga - For acquiring ज्ञान. You need Bhakti. For doing Karma, you need bhakti, dhyana, Adhyayana (अध्ययन).

Jnana Yoga - A Jnana yogi understands his place in world and do Karma. For acquiring ज्ञान - you need Bhakti.

All Paths of Yoga are same. A Jnana Yogi understand it.