Cita APA (7a ed.)
Birchall, G. (2016). Marketing. Chemist & Druggist, 284(6959), 20-23.
Cita Chicago Style (17a ed.)
Birchall, Gavin. "Marketing." Chemist & Druggist 284, no. 6959 (2016): 20-23.
Cita MLA (9a ed.)
Birchall, Gavin. "Marketing." Chemist & Druggist, vol. 284, no. 6959, 2016, pp. 20-23.
Precaución: Estas citas no son 100% exactas.