F.J.S.C. v. Thomas  17 NWLR (Pt. 1384) 503 at 538, para F, per Nwodo, JCA:
“Insubordination or disobedience of formal instruction from established authority remains insubordination which is an act of misconduct.”
- On effect of insubordination in public service:
“Insubordination by a staff even in respect of one allegation is sufficient to attract a dismissal or retirement.” Per Nwodo, JCA at p. 541 para E.