APA
ISI, . (1967). ISO Recommendation R 31 Part XI: Mathematical Signs and Symbols for use in Physical Sciences and Technology. Dharwad: KVD.
Chicago
ISI, . 1967. ISO Recommendation R 31 Part XI: Mathematical Signs and Symbols for use in Physical Sciences and Technology. Dharwad: KVD.
Harvard
ISI, . (1967). ISO Recommendation R 31 Part XI: Mathematical Signs and Symbols for use in Physical Sciences and Technology. Dharwad: KVD.
MLA
ISI, . ISO Recommendation R 31 Part XI: Mathematical Signs and Symbols for use in Physical Sciences and Technology. Dharwad: KVD. 1967.