APA (7th ed.) Citation

Erdtman, G. (1943). An introduction to pollen analysis. Chronica botanica company.

Chicago Style (17th ed.) Citation

Erdtman, G. An Introduction to Pollen Analysis. Waltham, Mass.: Chronica botanica company, 1943.

MLA (9th ed.) Citation

Erdtman, G. An Introduction to Pollen Analysis. Chronica botanica company, 1943.

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