Alizai MNK. Studies on the Preparation and Composition of Guava (Psidiuni guajava L.) Toffee and Slab Bars. Pakistan Journal of Scientific & Industrial Research [Internet]. 2007 Aug. 9 [cited 2024 Dec. 4];50(4):288-92. Available from: http://v2.pjsir.org/index.php/biological-sciences/article/view/1009