Cita APA (7th ed.)

Danz, W., & Böttger, W. (1960). China. Prisma.

Cita Chicago (17th ed.)

Danz, Walter, i Walter Böttger. China. Leipzig: Prisma, 1960.

Cita MLA (8th ed.)

Danz, Walter, i Walter Böttger. China. Prisma, 1960.