Gospel According to Saint Mark (Black's NT Commentaries) by Morna D. Hooker

Black's New Testament Commentary series presents a reliable and enlightening exposition of the New Testament for the modern reader. Written by highly respected biblical scholars under the editorial direction of Dr. Henry Chadwick, each commentary offers a paragraph-by-paragraph exposition based on the author's own, fresh translation of the biblical text.
Other features include: insightful introductions to the important historical, literary, and theological issues; key terms and phrases from the translation highlighted in the commentary where they are discussed; explanations of special Greek or foreign terms; references to important primary and secondary literature; and a Scripture index.
Pastors, students, scholars, and general readers will all agree that this series is a welcome and essential aid to a better understanding of the New Testament.