Woolfolk, J. M. (2008). The only astrology book you'll ever need (Twenty-first-century edition.). Taylor Trade Publishing : Distributed by National Book Network.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Woolfolk, Joanna Martine. The Only Astrology Book You'll Ever Need. Twenty-first-century edition. Lanham, Maryland: Taylor Trade Publishing : Distributed by National Book Network, 2008.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Woolfolk, Joanna Martine. The Only Astrology Book You'll Ever Need. Twenty-first-century edition. Taylor Trade Publishing : Distributed by National Book Network, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.