Cita APA (7th ed.)
Metzger, P. W. (2007). The Art of Perspective: The Ultimate Guide for Artists in Every Medium. North Light Books.
Cita Chicago (17th ed.)
Metzger, Philip W. The Art of Perspective: The Ultimate Guide for Artists in Every Medium. Cincinnati, Ohio: North Light Books, 2007.
Cita MLA (9th ed.)
Metzger, Philip W. The Art of Perspective: The Ultimate Guide for Artists in Every Medium. North Light Books, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.