Advaita

Vivekachudamani of Sri Sankaracharya

text, with English translation, notes, and index by Swami Madhavananda.

Ashtavakra Gita

Sri Sri Ravi Shankar

Vedāntasāraḥ: Saṃskr̥tahindīvivaraṇikāvyākhyopetā

Śrīmadsadānandapraṇītaḥ ; vyākhyākāraḥ Lambodara Miśraḥ.

Bhaja Govindam

[by] C. Rajagopalachari. [Translated by P. Sankaranarayanan.

The Brahmasūtra: the philosophy of god-realisation ; text with word-to-word translation, full purport and exhaustive notes

by Swāmi Vidyānanda Saraswatī.

The encyclopedia of Indian philosophies

edited by Karl H. Potter

Adi Śankaracaryas' Ātma bodha =: Gate way to Vendānta [i.e. Vedānta]

[edited by] Kalluri Suryanarayana.

Letters of Swami Vivekananda

Vivekananda

Be as you are: the teachings of Sri Ramana Maharshi

edited by David Godman.

Sankara-dig-vijaya: the traditional life of Sri Sankaracharya

by Madhava-Vidyaranya ; translated by Swami Tapasyananda.