WebMD. https://www.webmd.com/diet/guide/high-protein-diet-weight-loss
Diakses pada 22 Mei 2019Health Line. https://www.healthline.com/nutrition/lean-protein-foods#section12
Diakses pada 22 Mei 2019Live Strong. https://www.livestrong.com/article/380917-high-protein-low-fat-foods/
Diakses pada 22 Mei 2019