Wantana Aphirakchatsakun และผู้แต่งคนอื่นๆ. (2005) The effect of roselle (HIBICUS SABDARIFFA LINN.) calyx as antioxidant and acidifier on growth performances and ileal digestibility in postweaning pigs. Chulalongkorn University:ม.ป.ท.Wantana Aphirakchatsakun และผู้แต่งคนอื่นๆ. 2005. The effect of roselle (HIBICUS SABDARIFFA LINN.) calyx as antioxidant and acidifier on growth performances and ileal digestibility in postweaning pigs. ม.ป.ท.:Chulalongkorn University;Wantana Aphirakchatsakun และผู้แต่งคนอื่นๆ. The effect of roselle (HIBICUS SABDARIFFA LINN.) calyx as antioxidant and acidifier on growth performances and ileal digestibility in postweaning pigs. ม.ป.ท.:Chulalongkorn University, 2005. Print.