Kerala State Council for Science Technology & Environment. (2005). Kerala R & D Directory. Kerala State Industrial Development Corporation.
استشهاد بنمط شيكاغوKerala State Council for Science Technology & Environment. Kerala R & D Directory. Kerala: Kerala State Industrial Development Corporation, 2005.
MLA استشهادKerala State Council for Science Technology & Environment. Kerala R & D Directory. Kerala State Industrial Development Corporation, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.