Canada. Dept. of Communications. (1971). Corporate ownership and integration in the telecommunications industry. Dept. of Communications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Canada. Dept. of Communications. Corporate Ownership and Integration in the Telecommunications Industry. [Ottawa: Dept. of Communications, 1971.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Canada. Dept. of Communications. Corporate Ownership and Integration in the Telecommunications Industry. Dept. of Communications, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.