Citazione Stile APA (7a Edizione)

Holzer, H. (1969). Window to the past: Exploring history through esp (First edition.). Doubleday.

Citazione stile Chigago Style (17a edizione)

Holzer, Hans. Window to the Past: Exploring History Through Esp. First edition. New York: Doubleday, 1969.

Citatione MLA (9a ed.)

Holzer, Hans. Window to the Past: Exploring History Through Esp. First edition. Doubleday, 1969.