Combined Intelligence Objectives Sub-Committee (Britain). Synthetic Rubber. The Author.
استشهاد بنمط شيكاغوCombined Intelligence Objectives Sub-Committee (Britain). Synthetic Rubber. London: The Author.
MLA استشهادCombined Intelligence Objectives Sub-Committee (Britain). Synthetic Rubber. The Author.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.