Low, E. S. L. (1995). Aspects of moult, breeding, diet and body composition of Feral Pigeon Columba livia and Spotted Dove Streptopelia chinensis in Singapore.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Low, Eunice Swee Ling. Aspects of Moult, Breeding, Diet and Body Composition of Feral Pigeon Columba Livia and Spotted Dove Streptopelia Chinensis in Singapore. 1995.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Low, Eunice Swee Ling. Aspects of Moult, Breeding, Diet and Body Composition of Feral Pigeon Columba Livia and Spotted Dove Streptopelia Chinensis in Singapore. 1995.
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