50. Alin sa mga sumusunod na sanggunian ang gumagamit ng APA na formal? a. Gunning, T.G. (2000). Creating literacy instruction for all children. Boston: Ally b. Gunning, Tonny Grace. (2000). Creating literacy instruction for all childrer Bacon C. Tonny Grace Gunning. (2000). Creating literacy instruction for all children,Ally d. Gunning, Tonny Grace. (2000). Creating literacy instruction for all children. Be​