Cita APA (7a ed.)

Bullough, W. S. (1950). Practical invertebrate anatomy. Macmillan.

Cita Chicago Style (17a ed.)

Bullough, W. S. Practical Invertebrate Anatomy. London: Macmillan, 1950.

Cita MLA (8a ed.)

Bullough, W. S. Practical Invertebrate Anatomy. Macmillan, 1950.