APA (7th ed.) Citation

Townsend, C. H. T. A Psyllid Leaf-Gall on Celtis, Probably Pachypsylla Celtidis-Pubescens Riley. Wiley.

Chicago Style (17th ed.) Citation

Townsend, C. H. Tyler. A Psyllid Leaf-Gall on Celtis, Probably Pachypsylla Celtidis-Pubescens Riley. Wiley.

MLA (9th ed.) Citation

Townsend, C. H. Tyler. A Psyllid Leaf-Gall on Celtis, Probably Pachypsylla Celtidis-Pubescens Riley. Wiley.

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