Prime-Stevenson, E. (2006). The Square of Sevens An Authoritative Method of Cartomancy with a Prefatory Note. Project Gutenberg.
Chicago Style (17th ed.) CitationPrime-Stevenson, Edward. The Square of Sevens An Authoritative Method of Cartomancy with a Prefatory Note. Project Gutenberg, 2006.
MLA (9th ed.) CitationPrime-Stevenson, Edward. The Square of Sevens An Authoritative Method of Cartomancy with a Prefatory Note. Project Gutenberg, 2006.
Warning: These citations may not always be 100% accurate.