Wallin, J. E. W. (1905). Optical illusions of reversible perspective: A volume of historical and experimental researches. Publ. by the author.
Chicago-Zitierstil (17. Ausg.)Wallin, John E. Wallace. Optical Illusions of Reversible Perspective: A Volume of Historical and Experimental Researches. Princeton, NJ: Publ. by the author, 1905.
MLA-Zitierstil (9. Ausg.)Wallin, John E. Wallace. Optical Illusions of Reversible Perspective: A Volume of Historical and Experimental Researches. Publ. by the author, 1905.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.