Smith 2000, pp. 274–275. "Prayer" Smith, Peter (2000). "law". A concise encyclopedia of the Baháʼí Faith. Oxford: Oneworld Publications. ISBN1-85168-184-1.
Smith 2000, p. 157. "Fasting" Smith, Peter (2000). "law". A concise encyclopedia of the Baháʼí Faith. Oxford: Oneworld Publications. ISBN1-85168-184-1.
Smith 2000, p. 197–198. "Inheritance" Smith, Peter (2000). "law". A concise encyclopedia of the Baháʼí Faith. Oxford: Oneworld Publications. ISBN1-85168-184-1.
Smith 2000, p. 64. "Backbiting" Smith, Peter (2000). "law". A concise encyclopedia of the Baháʼí Faith. Oxford: Oneworld Publications. ISBN1-85168-184-1.
Smith 2000, p. 269. "Pilgrimage" Smith, Peter (2000). "law". A concise encyclopedia of the Baháʼí Faith. Oxford: Oneworld Publications. ISBN1-85168-184-1.
Smith 2000, p. 158. "Feast, nineteen day" Smith, Peter (2000). "law". A concise encyclopedia of the Baháʼí Faith. Oxford: Oneworld Publications. ISBN1-85168-184-1.
Smith 2000, p. 39. "Animals" Smith, Peter (2000). "law". A concise encyclopedia of the Baháʼí Faith. Oxford: Oneworld Publications. ISBN1-85168-184-1.
Smith 2000, p. 184–185. "Homosexuality" Smith, Peter (2000). "law". A concise encyclopedia of the Baháʼí Faith. Oxford: Oneworld Publications. ISBN1-85168-184-1.