Regan, T. (2008). Do animals have a right to life? Revista brasileira de direito animal = Brazilian animal rights review Vol. 3, n. 4 (jan./dez. 2008), p. 9-28.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিRegan, Tom. Do Animals Have a Right to Life? Revista brasileira de direito animal = Brazilian animal rights review Vol. 3, n. 4 (jan./dez. 2008), p. 9-28, 2008.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিRegan, Tom. Do Animals Have a Right to Life? Revista brasileira de direito animal = Brazilian animal rights review Vol. 3, n. 4 (jan./dez. 2008), p. 9-28, 2008.
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