APA (7th ed.) Citation

Zopf, P. E. (1967). North Carolina: A demographic profile. [Carolina Population Center].

Chicago Style (17th ed.) Citation

Zopf, Paul E. North Carolina: A Demographic Profile. [Chapel Hill, N.C.]: [Carolina Population Center], 1967.

MLA (9th ed.) Citation

Zopf, Paul E. North Carolina: A Demographic Profile. [Carolina Population Center], 1967.