APA Style

Information, A, N, C, O, S, A, T. (1991). Third all-country national..., Hanoi 16-16 January 1991 . Hanoi: State Committee for Sciences of Vietnam.

MLA Style

Information, ALL-Country, National, Congress, On, Science, And, Technology. "Third all-country national..., Hanoi 16-16 January 1991". Hanoi: State Committee for Sciences of Vietnam, 1991. Electronic resources.