APA (7th ed.) Citation

McGregor, S. E. (1976). Insect pollination of cultivated crop plants. Agricultural Research Service.

Chicago Style (17th ed.) Citation

McGregor, Samuel Emmett. Insect Pollination of Cultivated Crop Plants. Washington, D.C, USA: Agricultural Research Service, 1976.

MLA (9th ed.) Citation

McGregor, Samuel Emmett. Insect Pollination of Cultivated Crop Plants. Agricultural Research Service, 1976.

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