Cita APA (7th ed.)

Håkansson, H., Gerloff, J., & Foged, N. (1982). Diatomaceae III: Festschrift Niels Foged : dedicated on the occasion of his 75th birthday. Cramer.

Cita Chicago (17th ed.)

Håkansson, H., Johannes Gerloff, i Niels Foged. Diatomaceae III: Festschrift Niels Foged : Dedicated on the Occasion of His 75th Birthday. Vaduz: Cramer, 1982.

Cita MLA (8th ed.)

Håkansson, H., et al. Diatomaceae III: Festschrift Niels Foged : Dedicated on the Occasion of His 75th Birthday. Cramer, 1982.