Cita APA (7th ed.)

SNODGRASS R.E. (2004). PRINCIPLES OF INSECT MORPHOLOGY. CBS PUB.NEW DELHI.

Cita Chicago (17th ed.)

SNODGRASS R.E. PRINCIPLES OF INSECT MORPHOLOGY. CBS PUB.NEW DELHI, 2004.

Cita MLA (9th ed.)

SNODGRASS R.E. PRINCIPLES OF INSECT MORPHOLOGY. CBS PUB.NEW DELHI, 2004.

Atenció: Aquestes cites poden no estar 100% correctes.