APA (7e ed.) Bronvermelding

Kral, T. (1989). Portraits in words. English language programs division bureau of educational and cultural affairs.

Chicago (17e ed.) Bronvermelding

Kral, Thomas. Portraits in Words. Washington, Estados Unidos: English language programs division bureau of educational and cultural affairs, 1989.

MLA (9e ed.) Bronvermelding

Kral, Thomas. Portraits in Words. English language programs division bureau of educational and cultural affairs, 1989.