APA (7th ed.) Citation

Felt, E. P. (1940). Plant galls and gall markers. Comstock.

Chicago Style (17th ed.) Citation

Felt, Ephraim P. Plant Galls and Gall Markers. Ithaca. NY [u.a.]: Comstock, 1940.

MLA (9th ed.) Citation

Felt, Ephraim P. Plant Galls and Gall Markers. Comstock, 1940.

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