Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.