Age Education Unit. (1987). The Age / Nikon school photographic contest 1987. 'The Age' Education Unit.
Cita Chicago (17th ed.)Age Education Unit. The Age / Nikon School Photographic Contest 1987. Melbourne: 'The Age' Education Unit, 1987.
Cita MLA (8th ed.)Age Education Unit. The Age / Nikon School Photographic Contest 1987. 'The Age' Education Unit, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.