Cita APA (7a ed.)
Goulet, D. (1971). The cruel choice: A new concept in the theory of development.
Cita estilo Chicago (17a ed.)
Goulet, Denis. The Cruel Choice: A New Concept in the Theory of Development. 1971.
Cita MLA (9a ed.)
Goulet, Denis. The Cruel Choice: A New Concept in the Theory of Development. 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.