Não informado. Re: Search from the New Jersey Agricultural Experiment Station, Cook College. Rutgers University, College of Agriculture and Environmental Science, Cooperative Extension Service.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Re: Search from the New Jersey Agricultural Experiment Station, Cook College. New Brunswick, NJ: Rutgers University, College of Agriculture and Environmental Science, Cooperative Extension Service.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Re: Search from the New Jersey Agricultural Experiment Station, Cook College. Rutgers University, College of Agriculture and Environmental Science, Cooperative Extension Service.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.