Thomson, J. (1968). To the Central African lakes and back: The narrative of the Royal Geographical Societyïs East Central African Expedition, 1878280 (Second edition.). Cass.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Thomson, Joseph. To the Central African Lakes and Back: The Narrative of the Royal Geographical Societyïs East Central African Expedition, 1878280. Second edition. London: Cass, 1968.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Thomson, Joseph. To the Central African Lakes and Back: The Narrative of the Royal Geographical Societyïs East Central African Expedition, 1878280. Second edition. Cass, 1968.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.