Koh. (2004). Click, click, who's there?: A family-based non-technical approach to help parents protect their children online. LHK Pub..
芝加哥风格引文Koh. Click, Click, Who's There?: A Family-based Non-technical Approach to Help Parents Protect Their Children Online. Charlotte, NC: LHK Pub., 2004.
MLA引文Koh. Click, Click, Who's There?: A Family-based Non-technical Approach to Help Parents Protect Their Children Online. LHK Pub., 2004.
警告：这些引文格式不一定是100％准确.