Gaya APA

Statistics, D. (1991). New Zealand Official: 1990 YEAR BOOK fact and figure New Zealand today and how it got that way . Wellington: New Zealand Official Project.

Gaya MLA

Statistics, Department. "New Zealand Official: 1990 YEAR BOOK fact and figure New Zealand today and how it got that way". Wellington: New Zealand Official Project, 1991. Referencece.