383 Nurul Nadia Binti Ya'akob 2019-08-15 https://books.google.com.my/books?id=DEFdDwAAQBAJ&pg=PA75&dq=nutritional+values+of+Beta+vulgaris+var.+cicla&hl=en&sa=X&ved=0ahUKEwjHks_64a3eAhUJu7wKHd8sCmUQ6AEIMDAB#v=onepage&q=nutritional%20values%20of%20Beta%20vulgaris%20var.%20cicla&f=false Tindall, H. D. (1983). Vegetables in the Tropics (pp. 79). Macmillan International Higher Education.