Poswolsky, S. (2016). The quarter-life breakthrough: Invent your own path, find meaningful work, and build a life that matters (First edition.). TarcherPerigee, an imprint of Penguin Random House LLC.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Poswolsky, Smiley. The Quarter-life Breakthrough: Invent Your Own Path, Find Meaningful Work, and Build a Life That Matters. First edition. New York, New York: TarcherPerigee, an imprint of Penguin Random House LLC, 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Poswolsky, Smiley. The Quarter-life Breakthrough: Invent Your Own Path, Find Meaningful Work, and Build a Life That Matters. First edition. TarcherPerigee, an imprint of Penguin Random House LLC, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.