Citação norma APA

(2003). Teaching and learning at a distance: Foundations of distance education. Upper Saddle River, N.J: Merrill/Prentice Hall.

Citação norma Chicago

Teaching and Learning At a Distance: Foundations of Distance Education. Upper Saddle River, N.J: Merrill/Prentice Hall, 2003.

Citação norma MLA

Teaching and Learning At a Distance: Foundations of Distance Education. Upper Saddle River, N.J: Merrill/Prentice Hall, 2003.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.