APA
Joint Contracts Tribunal, . (1981). JCT standard form of building contract 1980 ed. with quantities: contractors designed portion supplement. : RIBA.
Chicago
Joint Contracts Tribunal, . 1981. JCT standard form of building contract 1980 ed. with quantities: contractors designed portion supplement. : RIBA.
Harvard
Joint Contracts Tribunal, . (1981). JCT standard form of building contract 1980 ed. with quantities: contractors designed portion supplement. : RIBA.
MLA
Joint Contracts Tribunal, . JCT standard form of building contract 1980 ed. with quantities: contractors designed portion supplement. : RIBA. 1981.