Your search returned 3 results.

Results
	1.	Computer system performance / Herbert Hellerman [and] Thomas F. Conroy by Hellerman, Herbert, 1927- Conroy, Thomas F [jt. aut] Series: McGraw-Hill computer science series Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: New York : McGraw-Hill, 1975 Availability: Items available for loan: National Library of India (1)Call number: E 001.64044 H 367. Place hold Request article Save to lists
	2.	No cover image available Digital computer system principles / Herbert Hellerman by Hellerman, Herbert, 1927- Series: McGraw-Hill computer science series Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: New York : McGraw-Hill, c1967 Availability: Items available for loan: National Library of India (1)Call number: E510.7834 H367. Place hold Request article Save to lists
	3.	No cover image available Digital computer system principles / Herbert Hellerman by Hellerman, Herbert, 1927- Edition: 2nd ed. Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: New Delhi : Tata McGraw-Hill Education, 1974 Availability: Items available for loan: National Library of India (1)Call number: E510.7834 H367(1). Place hold Request article Save to lists

Refine your search