As the Doctrine and Covenants will be the focus of study for Come Follow Me//Gospel Doctrine next year, here are some useful online and in-print resources one should pursue if one wishes to begin their journey of being a serious student of this important work:
Joseph Smith Papers: Revelations and Translations (e.g., Revelation Book 1; Revelation Book 2)
Revelations in Context: The Stories Behind the Sections of the Doctrine and Covenants
Stephen Harper, Making Sense of the
Doctrine and Covenants
Stephen E. Robinson and H. Dean Garrett, A
Commentary on the Doctrine and Covenants (4 vols.)
My friend Mike Parker has a useful series
of lesson outlines and powerpoint presentations on the D&C at the Hurricane Utah Adult
Religion Class Website