APA

HARMER SF (ED.), . (1909). The Cambridge Natural History Vol 4 / Crustacea, Trilobites, Introduction to Arachnida and King crab, Euripterida, Scorpions, Spiders, Mites, Ticks, Water Bears, Pentastomida, Pycnogonida. LONDON: MACMILLAN AND CO.

Chicago

HARMER SF (ED.), . 1909. The Cambridge Natural History Vol 4 / Crustacea, Trilobites, Introduction to Arachnida and King crab, Euripterida, Scorpions, Spiders, Mites, Ticks, Water Bears, Pentastomida, Pycnogonida. LONDON: MACMILLAN AND CO.

Harvard

HARMER SF (ED.), . (1909). The Cambridge Natural History Vol 4 / Crustacea, Trilobites, Introduction to Arachnida and King crab, Euripterida, Scorpions, Spiders, Mites, Ticks, Water Bears, Pentastomida, Pycnogonida. LONDON: MACMILLAN AND CO.

MLA

HARMER SF (ED.), . The Cambridge Natural History Vol 4 / Crustacea, Trilobites, Introduction to Arachnida and King crab, Euripterida, Scorpions, Spiders, Mites, Ticks, Water Bears, Pentastomida, Pycnogonida. LONDON: MACMILLAN AND CO. 1909.