Tohutoro APA (7th ed.)

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

Tohutoru Kātū Chicago (17th ed.)

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

Tohutoro MLA (9th ed.)

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