Gaya APA

Perlmutter, D. (2013). E-book Grain Brain: The Surprising Truth about Wheat, Carbs, and Sugar--Your Brain's Silent Killers . : Little, Brown Spark.

Gaya MLA

Perlmutter, David. "E-book Grain Brain: The Surprising Truth about Wheat, Carbs, and Sugar--Your Brain's Silent Killers". : Little, Brown Spark, 2013. Text.