APA (7th ed.) Citation

Fryer, P., & Pinheiro, P. M. (1961). Oldest ally: A portrait of Salazar's Portugal. D. Dobson.

Chicago Style (17th ed.) Citation

Fryer, Peter, and Patricia McGowan Pinheiro. Oldest Ally: A Portrait of Salazar's Portugal. London: D. Dobson, 1961.

MLA (9th ed.) Citation

Fryer, Peter, and Patricia McGowan Pinheiro. Oldest Ally: A Portrait of Salazar's Portugal. D. Dobson, 1961.