Cita APA (7a ed.)

Cotter, G., & Haynes, T. (1998). Deep multicolour imaging of the field towards the quasar pair PC1643+463 AandB.

Cita Chicago Style (17a ed.)

Cotter, G., y T. Haynes. Deep Multicolour Imaging of the Field Towards the Quasar Pair PC1643+463 AandB. 1998.

Cita MLA (9a ed.)

Cotter, G., y T. Haynes. Deep Multicolour Imaging of the Field Towards the Quasar Pair PC1643+463 AandB. 1998.