Menzel, K. E., & Carrell, L. J. (1994). The Relationship between Preparation and Performance in Public Speaking.
Citazione stile Chigago Style (17a edizione)Menzel, Kent E., e Lori J. Carrell. The Relationship Between Preparation and Performance in Public Speaking. 1994.
Citatione MLA (9a ed.)Menzel, Kent E., e Lori J. Carrell. The Relationship Between Preparation and Performance in Public Speaking. 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.