1. Umittīyil : nāṭakaṃ Title: Umittīyil : nāṭakaṃ Contributors: Prabhakaran, Pappanamkottu Publication: Kōl̲ikkōṭȧ : Pūrṇṇā Pablikkēṣans : Vitaraṇaṃ, Ṭūr̲iṅṅ Bukk St̲āḷ, [1971]