APA-viite (7. p.)

Cassing, J. H. (1982). Protectionism and non-tariff barriers. Australian National University, Centre for Economic Policy Research.

Chicago-viite (17. p.)

Cassing, J. H. Protectionism and Non-tariff Barriers. Canberra: Australian National University, Centre for Economic Policy Research, 1982.

MLA-viite (8. p.)

Cassing, J. H. Protectionism and Non-tariff Barriers. Australian National University, Centre for Economic Policy Research, 1982.