APA (7th ed.) Citation

Robinson, R., & O'Keeffe, G. (1990). Georgia O'Keeffe : a life: A life. Bloomsbury.

Chicago Style (17th ed.) Citation

Robinson, Roxana, and Georgia O'Keeffe. Georgia O'Keeffe : A Life: A Life. London: Bloomsbury, 1990.

MLA (9th ed.) Citation

Robinson, Roxana, and Georgia O'Keeffe. Georgia O'Keeffe : A Life: A Life. Bloomsbury, 1990.

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