Cita APA

RYAN, W. T. (1981). Marketing: A guide to. Richard D Irwin.

Citación estilo Chicago

RYAN, Willliam T. Marketing: A Guide to. Homewood: Richard D Irwin, 1981.

Cita MLA

RYAN, Willliam T. Marketing: A Guide to. Richard D Irwin, 1981.

Warning: These citations may not always be 100% accurate.