Westra, G. (1969). Petrogenesis of a composite metamorphic facies series in an intricate fault-zone in the south-eastern Sierra Cabrera, SE Spain. s.n..
Lua i Stíl Chicago (17ú heag.)Westra, Gerhard. Petrogenesis of a Composite Metamorphic Facies Series in an Intricate Fault-zone in the South-eastern Sierra Cabrera, SE Spain. [S.l.: s.n., 1969.
Lua MLA (8ú heag.)Westra, Gerhard. Petrogenesis of a Composite Metamorphic Facies Series in an Intricate Fault-zone in the South-eastern Sierra Cabrera, SE Spain. s.n., 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.