APA引文

Wagner, D. P. (2016). Return to Umbria (First edition.). Poisoned Pen Press.

Chicago Style (17th ed.) Citation

Wagner, David P. Return to Umbria. First edition. Scottsdale, AZ: Poisoned Pen Press, 2016.

MLA引文

Wagner, David P. Return to Umbria. First edition. Poisoned Pen Press, 2016.

警告：這些引文格式不一定是100％准確.