Cita APA (7a ed.)

Hoekstra, H. G., Sinclair, M. <., & Oorthuys, C. (1963). This is Amsterdam: From dawn till night. Contact.

Cita Chicago Style (17a ed.)

Hoekstra, Han G., Morris <eng> Sinclair, y Cas Oorthuys. This Is Amsterdam: From Dawn Till Night. Amsterdam: Contact, 1963.

Cita MLA (8a ed.)

Hoekstra, Han G., et al. This Is Amsterdam: From Dawn Till Night. Contact, 1963.