Sim, A. H. G. (1963). Polar effects in the cleavage of benzyl ethers by free p-nitrobenzoyloxy radicals. University of Malaya Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sim, Annie Hooi Guat. Polar Effects in the Cleavage of Benzyl Ethers by Free P-nitrobenzoyloxy Radicals. [Kuala Lumpur: University of Malaya Library, 1963.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sim, Annie Hooi Guat. Polar Effects in the Cleavage of Benzyl Ethers by Free P-nitrobenzoyloxy Radicals. University of Malaya Library, 1963.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.