Cita APA (7th ed.)
Thakoor, S. (2010). "Our solar system and home planet-- the Earth" (Rev. ed.). Himalaya Pub. House.
Cita Chicago (17th ed.)
Thakoor, Shama. "Our Solar System and Home Planet-- the Earth". Rev. ed. Mumbai [India]: Himalaya Pub. House, 2010.
Cita MLA (9th ed.)
Thakoor, Shama. "Our Solar System and Home Planet-- the Earth". Rev. ed. Himalaya Pub. House, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.