Non-Latin script reference not evaluated.

His Andreae and the Formula of Concord, c1977.

His Speaking the Gospel today, c1984: CIP t.p. (Robert A. Kolb) pub. info. (assoc. prof. of religion, Concordia Coll., St. Paul, Minn.) data sheet (b. 6/17/41)

Spangenberg, Johann. A booklet of comfort for the sick, 2007: ECIP t.p. (Robert Kolb) data view (Kolb, Robert Allan; b. June 17, 1941)

Khristianskai︠a︡ vera, 2000: title page (Роберт Колб = Robert Kolb)

The Lutheran annual, 2016: page 359 (LCMS roster of ministers of religion--ordained: Kolb, Robert A, Dr)

Labā vēsts šodien, 2000: title page (Roberts Kolbs)

Kʻristianuli rcmena, 2016: title page (Robert Kolbi)