Παραπομπή APA

STEWARD.F.C. (1964). PLANTS AT WORK: A SUMMARY OF PLANT PHYSIOLOGY. ADDISON-WESLEY publishing company.

Παραπομπή Chicago Style

STEWARD.F.C. PLANTS AT WORK: A SUMMARY OF PLANT PHYSIOLOGY. USA: ADDISON-WESLEY publishing company, 1964.

Παραπομπή MLA

STEWARD.F.C. PLANTS AT WORK: A SUMMARY OF PLANT PHYSIOLOGY. ADDISON-WESLEY publishing company, 1964.