Παραπομπή APA

DENISEN,Ervin L. (1958). PRINCIPLES OF HORTICULTURE. THE MACMILLAN COMPANY.

Παραπομπή Chicago Style

DENISEN,Ervin L. PRINCIPLES OF HORTICULTURE. NEW YORK: THE MACMILLAN COMPANY, 1958.

Παραπομπή MLA

DENISEN,Ervin L. PRINCIPLES OF HORTICULTURE. THE MACMILLAN COMPANY, 1958.