Cita APA (7a ed.)

Sidgreaves, W., & Cortie, A. L. (1908). Note on Comet c 1908 (Moorhouse): 1908 September 29-October 2. Neill and Co.

Cita Chicago Style (17a ed.)

Sidgreaves, Walter, y Aloysius Laurence Cortie. Note on Comet C 1908 (Moorhouse): 1908 September 29-October 2. Edinburgh: Neill and Co, 1908.

Cita MLA (9a ed.)

Sidgreaves, Walter, y Aloysius Laurence Cortie. Note on Comet C 1908 (Moorhouse): 1908 September 29-October 2. Neill and Co, 1908.