APA (7th ed.) Citation

Nowicke, J. W., & Skfarla, J. J. (1977). Pollen morphology and the relationship of the Plumbaginaceae, Polygonaceae, and Primulaceae to the order Centrospermae. Smithsonian Institution Press.

Chicago Style (17th ed.) Citation

Nowicke, Joan W., and John J. Skfarla. Pollen Morphology and the Relationship of the Plumbaginaceae, Polygonaceae, and Primulaceae to the Order Centrospermae. Washington: Smithsonian Institution Press, 1977.

MLA (9th ed.) Citation

Nowicke, Joan W., and John J. Skfarla. Pollen Morphology and the Relationship of the Plumbaginaceae, Polygonaceae, and Primulaceae to the Order Centrospermae. Smithsonian Institution Press, 1977.