Guide: Add missing "a"

diff --git a/src/doc/guide-pointers.md b/src/doc/guide-pointers.md
index dd9c687172247425a74dc68e6811d6c3764348b4..87eb91d3ec7ff730ed85e3ec5f7a53eba3d85eca 100644 (file)
--- a/src/doc/guide-pointers.md
+++ b/src/doc/guide-pointers.md
@@ -416,7 +416,7 @@ great detail, so if you want the full details, check that out.
 
 In general, prefer stack allocation over heap allocation. Using references to
 stack allocated information is preferred whenever possible. Therefore,
-references are the default pointer type you should use, unless you have
+references are the default pointer type you should use, unless you have a
 specific reason to use a different type. The other types of pointers cover when
 they're appropriate to use in their own best practices sections.