APA (7th ed.) Citation

Kunkel, C. F. (1930). New Zealand clock market. [publisher not identified].

Chicago Style (17th ed.) Citation

Kunkel, Charles F. New Zealand Clock Market. Washington, D.C.: [publisher not identified], 1930.

MLA (9th ed.) Citation

Kunkel, Charles F. New Zealand Clock Market. [publisher not identified], 1930.