The Netherlands : its people and their problems.

MLA

Smits, Pieter. The Netherlands : Its People and Their Problems. Kampen,: Kok, 1972.

APA

Smits, P. (1972). The Netherlands : its people and their problems. Kampen,: Kok.

Chicago

Smits, Pieter, The Netherlands : Its People and Their Problems. Kampen,: Kok, 1972.