APA
Khurmi RS & Seha RS, .Materials Science. New Delhi: Sultan Chand & Sons.
Chicago
Khurmi RS & Seha RS, .Materials Science. New Delhi: Sultan Chand & Sons.
Harvard
Khurmi RS & Seha RS, .Materials Science. New Delhi: Sultan Chand & Sons.
MLA
Khurmi RS & Seha RS, .New Delhi: Sultan Chand & Sons. .