1 files changed, 8 insertions, 0 deletions
diff --git a/bibliography.bib b/bibliography.bib
index f35b007..a4e6521 100644
--- a/bibliography.bib
+++ b/bibliography.bib
@@ -5,3 +5,11 @@
     date={2017},
     address={London},
 }
+
+@book{greenhouse-effect,
+    author={{Stewart Boyle} and {John Ardill}},
+    title={{The Greenhouse Effect}},
+    publisher={{New English Library}},
+    date={1989},
+    address={Sevenoaks},
+}