Sisson, M. (2019). The primal blueprint (Fourth edition, revised and updated.). Primal Blueprint Publishing.
Chicago Style (17th ed.) CitationSisson, Mark. The Primal Blueprint. Fourth edition, revised and updated. Oxnard, CA: Primal Blueprint Publishing, 2019.
MLA (8th ed.) CitationSisson, Mark. The Primal Blueprint. Fourth edition, revised and updated. Primal Blueprint Publishing, 2019.
Warning: These citations may not always be 100% accurate.