APA (7th ed.) Citation

Packard, A. S. (1876). A monograph of the geometrid moths or Phalœnidœ of the United States. Govt. print. off.

Chicago Style (17th ed.) Citation

Packard, A. S. A Monograph of the Geometrid Moths or Phalœnidœ of the United States. Washington: Govt. print. off, 1876.

MLA (9th ed.) Citation

Packard, A. S. A Monograph of the Geometrid Moths or Phalœnidœ of the United States. Govt. print. off, 1876.

Warning: These citations may not always be 100% accurate.