APA (7th ed.) Citation

Ingrao, H. C. (1971). New techniques in astronomy. Gordon & Breach.

Chicago Style (17th ed.) Citation

Ingrao, Hector C. New Techniques in Astronomy. New York ; London ; Paris: Gordon & Breach, 1971.

MLA (9th ed.) Citation

Ingrao, Hector C. New Techniques in Astronomy. Gordon & Breach, 1971.