Das Gaur Gopal. (2018). Life"s Amazing Secreats. Penguin.
Chicago Style aipamenaDas Gaur Gopal. Life"s Amazing Secreats. USA: Penguin, 2018.
MLA aipamenaDas Gaur Gopal. Life"s Amazing Secreats. Penguin, 2018.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.