Cita APA (7th ed.)

Jacoby, H., & Coulin, C. (1965). Helmut Jacoby: Architectural drawings. Thames and Hudson.

Cita Chicago (17th ed.)

Jacoby, Helmut, i Claudius Coulin. Helmut Jacoby: Architectural Drawings. London: Thames and Hudson, 1965.

Cita MLA (8th ed.)

Jacoby, Helmut, i Claudius Coulin. Helmut Jacoby: Architectural Drawings. Thames and Hudson, 1965.

Atenció: Aquestes cites poden no estar 100% correctes.