Bor, 1. L. W. F. &., Jengka, P. K., & Limited, E. C. (1973). Jengka regional centre feasibility study: Final report. [n.p].
Chicago-viite (17. p.)Bor, 1043 Llewelyn-Davies Weeks Forestier-Walker &, Perbadanan Kemajuan Jengka, ja Economic Consultants Limited. Jengka Regional Centre Feasibility Study: Final Report. [n.p], 1973.
MLA-viite (9. p.)Bor, 1043 Llewelyn-Davies Weeks Forestier-Walker &, et al. Jengka Regional Centre Feasibility Study: Final Report. [n.p], 1973.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.