Citazione Stile APA (7a Edizione)
Casty, A. (1971). Building writing skills: A programmed approach to sentences and paragraphs. Harcourt Brace Jovanovich.
Citazione stile Chigago Style (17a edizione)
Casty, Alan. Building Writing Skills: A Programmed Approach to Sentences and Paragraphs. New York: Harcourt Brace Jovanovich, 1971.
Citatione MLA (9a ed.)
Casty, Alan. Building Writing Skills: A Programmed Approach to Sentences and Paragraphs. Harcourt Brace Jovanovich, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.