How to solve it: a new aspect of mathematical method

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Pólya, George (Author)
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Princeton Princeton University 1957
Putanga:2a. ed
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!

Biblioteca de Matemática -

Ngā taipitopito puringa mai i Biblioteca de Matemática -
Tau karanga: 510.7 POL 1957
Tārua 4489691 Wātea Whakarite puringa
Tārua 1491555 Wātea Whakarite puringa

Biblioteca Mayor de Ingeniería -

Ngā taipitopito puringa mai i Biblioteca Mayor de Ingeniería -
Tau karanga: 510.7 POL 1957
Tārua 165280K Wātea Whakarite puringa