APA (7th ed.) Citation

Ronningen, H. A. (1972). Metrics: measurement for tomorrow: By Helmer A. Ronningen. --. Collier.

Chicago Style (17th ed.) Citation

Ronningen, Helmer A. Metrics: Measurement for Tomorrow: By Helmer A. Ronningen. --. New York: Collier, 1972.

MLA (9th ed.) Citation

Ronningen, Helmer A. Metrics: Measurement for Tomorrow: By Helmer A. Ronningen. --. Collier, 1972.

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