APA Edition Citation

William K Purves. (2004). Life: The science of biology (7.). Free man & company.

Chicago Edition Citation

William K Purves. Life: The Science of Biology. 7. USA: Free man & company, 2004.

MLA Edition Citation

William K Purves. Life: The Science of Biology. 7. Free man & company, 2004.

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