Piotr, M., Karolina, S., Anna, J., Krzysztof, Z., Elisabetta, B., Giuseppe, C., . . . Andrea, P. (2023). Content marketing Handbook: Simple Ways to Innovate Your Marketing Approach. Lifelong Learning Programme.
Trích dẫn kiểu ChicagoPiotr, Maczuga, et al. Content Marketing Handbook: Simple Ways to Innovate Your Marketing Approach. Lifelong Learning Programme, 2023.
Deismireacht MLAPiotr, Maczuga, et al. Content Marketing Handbook: Simple Ways to Innovate Your Marketing Approach. Lifelong Learning Programme, 2023.
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