Ramsey, B., & Murray, D. (1969). The big dam country: A pictorial record of the development of the Peace River country. In Focus Publications Ltd..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ramsey, Bruce, و Dan Murray. The Big Dam Country: A Pictorial Record of the Development of the Peace River Country. North Vancouver, B.C.: In Focus Publications Ltd., 1969.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ramsey, Bruce, و Dan Murray. The Big Dam Country: A Pictorial Record of the Development of the Peace River Country. In Focus Publications Ltd., 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.