Παραπομπή APA

Osman, J. The World's great wonders: How they were made & why they are amazing.

Παραπομπή Chicago Style

Osman, Jheni. The World's Great Wonders: How They Were Made & Why They Are Amazing. Melbourne.

Παραπομπή MLA

Osman, Jheni. The World's Great Wonders: How They Were Made & Why They Are Amazing.