Cita APA (7a ed.)

Zengel, E. (1969). Frans Hals. Henschelverlag.

Cita Chicago Style (17a ed.)

Zengel, Eva. Frans Hals. Berlin: Henschelverlag, 1969.

Cita MLA (8a ed.)

Zengel, Eva. Frans Hals. Henschelverlag, 1969.