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Diakses pada 6 November 2019Nutrition and You. https://www.nutrition-and-you.com/mustard-greens.html
Diakses pada 6 November 2019CDC. https://www.cdc.gov/foodsafety/communication/steps-healthy-fruits-veggies.html
Diakses pada 6 November 2019Data Komposisi Pangan Indonesia. http://panganku.org/id-ID/view
Diakses pada 6 November 2019