The Collaborative International Dictionary of English v.0.48:

Workmanlike \Work"man*like`\, a.
   Becoming a workman, especially a skillful one; skillful; well
   performed.
   [1913 Webster]

WordNet (r) 3.0 (2006):

workmanlike
    adj 1: worthy of a good workman; "a competent job"; "the book is
           a workmanlike job with chronology and bibliography and
           index"

Moby Thesaurus II by Grady Ward, 1.0:

78 Moby Thesaurus words for "workmanlike":
   Daedalian, OK, acceptable, adept, adequate, admissible, adroit,
   all right, apt, artistic, authoritative, better than nothing,
   bravura, brilliant, clean, clever, coordinated, crack, crackerjack,
   cunning, cute, daedal, decent, deft, dexterous, dextrous,
   diplomatic, excellent, expert, fair, fairish, fancy, good,
   good enough, goodish, graceful, handy, ingenious, magisterial,
   masterful, masterly, moderate, neat, no mean, not amiss, not bad,
   not half bad, not so bad, okay, passable, politic, presentable,
   pretty, pretty good, professional, proficient, quick, quite some,
   ready, resourceful, respectable, satisfactory, skillful, slick,
   some, statesmanlike, stylish, sufficient, tactful, the compleat,
   the complete, tidy, tolerable, unexceptionable, unobjectionable,
   virtuoso, well-done, wicked