India. Parliament. Committee on Public Undertakings & Lal, B. (1981). Report on Hindustan Teleprinters Ltd.: New projects, Ministry of Communications : presented to Lok Sabha on 23.12.1981 and laid in Rajya Sabha on 23.12.1981. Lok Sabha Secretariat.
Citação do estilo Chicago (17ª ed.)India. Parliament. Committee on Public Undertakings e Bansi Lal. Report on Hindustan Teleprinters Ltd.: New Projects, Ministry of Communications : Presented to Lok Sabha on 23.12.1981 and Laid in Rajya Sabha on 23.12.1981. New Delhi: Lok Sabha Secretariat, 1981.
Citação MLA (8ª ed.)India. Parliament. Committee on Public Undertakings e Bansi Lal. Report on Hindustan Teleprinters Ltd.: New Projects, Ministry of Communications : Presented to Lok Sabha on 23.12.1981 and Laid in Rajya Sabha on 23.12.1981. Lok Sabha Secretariat, 1981.