Citazione Stile APA (7a Edizione)

Habachi, L., & Van Siclen, C. C. (1977). The obelisks of Egypt: Skyscrapers of the past (First edition.). Charles Scribner's Sons.

Citazione stile Chigago Style (17a edizione)

Habachi, Labib., e Charles C. Van Siclen. The Obelisks of Egypt: Skyscrapers of the Past. First edition. New York: Charles Scribner's Sons, 1977.

Citatione MLA (8a ed.)

Habachi, Labib., e Charles C. Van Siclen. The Obelisks of Egypt: Skyscrapers of the Past. First edition. Charles Scribner's Sons, 1977.