APA
National plant protection centre, . (2017). Citrus pests and diseases management manual - 2017/ (Acc: D 1193). Thimphu: National plant protection centre.
Chicago
National plant protection centre, . 2017. Citrus pests and diseases management manual - 2017/ (Acc: D 1193). Thimphu: National plant protection centre.
Harvard
National plant protection centre, . (2017). Citrus pests and diseases management manual - 2017/ (Acc: D 1193). Thimphu: National plant protection centre.
MLA
National plant protection centre, . Citrus pests and diseases management manual - 2017/ (Acc: D 1193). Thimphu: National plant protection centre. 2017.