Cita APA (7th ed.)

Kiehl, K., & Aamlid, T. S. (2014). Guidelines for native seed production and grassland restoration. Cambridge Scholars Publishing.

Cita Chicago (17th ed.)

Kiehl, Kathrin, i Trygve S. Aamlid. Guidelines for Native Seed Production and Grassland Restoration. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2014.

Cita MLA (9th ed.)

Kiehl, Kathrin, i Trygve S. Aamlid. Guidelines for Native Seed Production and Grassland Restoration. Cambridge Scholars Publishing, 2014.