Marshall, E. S., & Murray, R. P. (1914). A supplement to The flora of Somerset. Somersetshire Archaeological and Natural History Society.
Citação norma ChicagoMarshall, Edward Shearburn, and Richard Paget Murray. A Supplement to The Flora of Somerset. Taunton: Somersetshire Archaeological and Natural History Society, 1914.
Citação norma MLAMarshall, Edward Shearburn, and Richard Paget Murray. A Supplement to The Flora of Somerset. Somersetshire Archaeological and Natural History Society, 1914.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.