diff --git a/contributing-guides/style-guide.md b/contributing-guides/style-guide.md
index eac5f21766..49c0c05dcf 100644
--- a/contributing-guides/style-guide.md
+++ b/contributing-guides/style-guide.md
@@ -319,6 +319,12 @@ If a program requires root privileges to run and doesn't provide its own prompt
 
 Avoid explaining general UNIX concepts that could apply to any command (i.e. relative/absolute paths, glob patterns/wildcards, special character escaping, program return values, ...)
 
+When describing an environment variable for UNIX platforms, prepend the variable with a dollar sign and enclose it with backticks (`$VARIABLE_NAME`). For example: "Manage the `$JAVA_HOME` environment variable".
+
+For Windows command prompt, prepend and append the environment variable with a percent sign and enclose it with backticks (`%VARIABLE_NAME%`). For example: "Manage the `%JAVA_HOME%` environment variable".
+
+Whereas for Powershell, prepend the environment variable with a dollar sign, Env and a colon, then enclose it with backticks (`$Env:VARIABLE_NAME`). For example: "Manage the `$Env:JAVA_HOME` environment variable".
+
 ### Standardized Terms
 
 Some terms are used repeatedly throughout pages, and as such, should be standardized. These include: