APA
Preetha K., Technical Consultancy Division R. B., . (2008). Development of Diaphram for Oxygen cylinder. Kozhikode: Calicut University.
Chicago
Preetha K, Technical Consultancy Division Rubber Board, . 2008. Development of Diaphram for Oxygen cylinder. Kozhikode: Calicut University.
Harvard
Preetha K., Technical Consultancy Division R. B., . (2008). Development of Diaphram for Oxygen cylinder. Kozhikode: Calicut University.
MLA
Preetha K, Technical Consultancy Division Rubber Board, . Development of Diaphram for Oxygen cylinder. Kozhikode: Calicut University. 2008.