APA (7th ed.) Citation

Ulmann, G. (1972). Creatividad. Rialp.

Chicago Style (17th ed.) Citation

Ulmann, Gisela. Creatividad. Madrid: Rialp, 1972.

MLA (9th ed.) Citation

Ulmann, Gisela. Creatividad. Rialp, 1972.

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