Citazione Stile APA (7a Edizione)

Hagans, G. P., Radner Reque, B., & Hall Wilson, R. (1989). The World past to present. Heath and Company.

Citazione stile Chigago Style (17a edizione)

Hagans, Gloria P., Barbara Radner Reque, e Richard Hall Wilson. The World Past to Present. Lexington [u.a.]: Heath and Company, 1989.

Citatione MLA (9a ed.)

Hagans, Gloria P., et al. The World Past to Present. Heath and Company, 1989.