APA (7th ed.) Citation

Phipps, J. B. (1983). Biogeographic, Taxonomic, and Cladistic Relationships Between East Asiatic and North American Crataegus. Zenodo.

Chicago Style (17th ed.) Citation

Phipps, J B. Biogeographic, Taxonomic, and Cladistic Relationships Between East Asiatic and North American Crataegus. Zenodo, 1983.

MLA (9th ed.) Citation

Phipps, J B. Biogeographic, Taxonomic, and Cladistic Relationships Between East Asiatic and North American Crataegus. Zenodo, 1983.

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