Maton, Anthea; Roshan L. Jean Hopkins, Charles William McLaughlin, Susan Johnson, Maryanna Quon Warner, David LaHart, Jill D. Wright. Human Biology and Health. Englewood Cliffs, New Jersey, USA: Prentice Hall. 1993. ISBN 0-13-981176-1. OCLC 32308337.引文使用过时参数coauthors (帮助)
livestrong.com
Manning, Robert. Livestrong.com. What Is A Foam Cell?. Demand Media Inc. [5 March 2013]. (原始内容存档于2017-09-08).
web.archive.org
Manning, Robert. Livestrong.com. What Is A Foam Cell?. Demand Media Inc. [5 March 2013]. (原始内容存档于2017-09-08).
worldcat.org
Maton, Anthea; Roshan L. Jean Hopkins, Charles William McLaughlin, Susan Johnson, Maryanna Quon Warner, David LaHart, Jill D. Wright. Human Biology and Health. Englewood Cliffs, New Jersey, USA: Prentice Hall. 1993. ISBN 0-13-981176-1. OCLC 32308337.引文使用过时参数coauthors (帮助)