Gaya APA
Strayer, J, R., W., G. (1984).
The mainstream of civilization to 1715 (ed.4).
San Diego:
Harcourt Brace Jovanovich.
Gaya MLA
Strayer, Joseph, R.., W., Gatzke,Hans.
"The mainstream of civilization to 1715".
ed.4
San Diego:
Harcourt Brace Jovanovich,
1984.
Buku Tercetak.