These books on baptism are written or edited by Reformed authors who also support paedocommunion.
Reformed paedobaptists who also practice paeocommunion often conceive of baptism and its effects differently than the Reformed majority, which does not practice paedocommunion. Explore these resources to get a picture of this particular view.
A brief summary of Douglas Wilson's argument for Paedocommunion.
A longer explanation of the Paedocommunion view from one Reformed church's stance.