In-text: Sykes (2015) shared insights….. Or if used at the end of the sentence: The reasons why you are not a millionaire… (Sykes, 2015).
Reference list: Sykes, T. (2015). “4 Reasons you’re not a millionaire”. Timothy Sykes Blog. 30 May 2015. Available from: <http://www.timothysykes.com/2015/05/4-reasons-youre-not-millionaire>. [Accessed on 8 June 2015].
Note: Some blog authors may choose to blog anonymously (thus using an alias). Use this alias instead of surname and initials if that is all that is available.