Horwood, A. R. (1924). Leaves from a naturalist's diary: With notes on what to look for month by month. G.G. Harrap.
Dyfyniad Arddull ChicagoHorwood, Arthur Reginald. Leaves from a Naturalist's Diary: With Notes on What to Look for Month by Month. London: G.G. Harrap, 1924.
Dyfyniad MLAHorwood, Arthur Reginald. Leaves from a Naturalist's Diary: With Notes on What to Look for Month by Month. G.G. Harrap, 1924.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.