APA
(1969). SP: 5-1969 GUIDE TO THE USE OF INTERNATIONAL SYSTEM (SI) UNITS. : INDIAN STANDARDS INSTITUTION.
Chicago
1969. SP: 5-1969 GUIDE TO THE USE OF INTERNATIONAL SYSTEM (SI) UNITS. : INDIAN STANDARDS INSTITUTION.
Harvard
(1969). SP: 5-1969 GUIDE TO THE USE OF INTERNATIONAL SYSTEM (SI) UNITS. : INDIAN STANDARDS INSTITUTION.
MLA
SP: 5-1969 GUIDE TO THE USE OF INTERNATIONAL SYSTEM (SI) UNITS. : INDIAN STANDARDS INSTITUTION. 1969.