APA Edition Citation

Erdtman, G. (1957). Pollen and spore morphology and plant taxonomy: Gymnospermae,Pteridophyta, Bryophyta.

Chicago Edition Citation

Erdtman, G. Pollen and Spore Morphology and Plant Taxonomy: Gymnospermae,Pteridophyta, Bryophyta. 1957.

MLA Edition Citation

Erdtman, G. Pollen and Spore Morphology and Plant Taxonomy: Gymnospermae,Pteridophyta, Bryophyta. 1957.

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