Vasconcelos, M., & Urcuioli, P. J. Extensive training is insufficient to produce the work-ethic effect in pigeons.
Trích dẫn kiểu ChicagoVasconcelos, Marco., và Peter J. Urcuioli. Extensive Training Is Insufficient to Produce the Work-ethic Effect in Pigeons.
MLA引文Vasconcelos, Marco., và Peter J. Urcuioli. Extensive Training Is Insufficient to Produce the Work-ethic Effect in Pigeons.
警告：這些引文格式不一定是100％准確.