APA (7th ed.) Citation

Hedgpeth, J. W. (1961). Pycnogonida. Gleerup.

Chicago Style (17th ed.) Citation

Hedgpeth, Joel W. Pycnogonida. Lund: Gleerup, 1961.

MLA (9th ed.) Citation

Hedgpeth, Joel W. Pycnogonida. Gleerup, 1961.

Warning: These citations may not always be 100% accurate.