Gaya APA

Vanderkam, L. (2012). What the Most Successful People Do Before Breakfast : How to Achieve More at Work and at Home . Strand, London: Penguin Group.

Gaya MLA

Vanderkam, Laura. "What the Most Successful People Do Before Breakfast : How to Achieve More at Work and at Home". Strand, London: Penguin Group, 2012. .