TY  - BOOK
AU  - Ahsan, A. Shoaib
AU  - Nath, Vishwa
AU  - Chand, Prakash
TI  - Information sources in science and technology / 
AV  - Z 697 .S5L3
PY  - 0000///Bharati,
CY  - 1986
PB  - New Delhi, India
KW  - Information sources
N1  - Includes bibliographical references and indexes
ER  -