Citazione APA

Abernethy, F. E., & Abernethy, F. E. (1989). Texas Toys and Games (2nd ed.). Denton, Tex.

Stile di citazione Chicago

Abernethy, Francis E., e Francis Edward Abernethy. Texas Toys and Games. 2nd ed. Denton, Tex, 1989.

Citazione MLA

Abernethy, Francis E., e Francis Edward Abernethy. Texas Toys and Games. 2nd ed. Denton, Tex, 1989.