APA Style

S.A., D. (1990). Recent Trens in Welding Science and Technology TWR89: Proceedings of the 2nd held Teneessee. 14 -18 May 1989 . Ohio: ASM.

MLA Style

S.A., David.. "Recent Trens in Welding Science and Technology TWR89: Proceedings of the 2nd held Teneessee. 14 -18 May 1989". Ohio: ASM, 1990. Buku.