APA Zitierstil

National Fertilizer Development Center. (1973). Fertilizer trends. Washington, D.C: National Fertilizer Development Center.

Chicago Zitierstil

National Fertilizer Development Center. Fertilizer Trends. Washington, D.C: National Fertilizer Development Center, 1973.

MLA Zitierstil

National Fertilizer Development Center. Fertilizer Trends. Washington, D.C: National Fertilizer Development Center, 1973.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.