APA (7 वां संस्करण) प्रशस्ति पत्र
Steinhardt, G. (2010). The Product Manager's Toolkit: Methodologies, Processes and Tasks in High-Tech Product Management. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-04508-0
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Steinhardt, Gabriel. The Product Manager's Toolkit: Methodologies, Processes and Tasks in High-Tech Product Management. Berlin, Heidelberg: Springer Berlin Heidelberg, 2010. https://doi.org/10.1007/978-3-642-04508-0.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Steinhardt, Gabriel. The Product Manager's Toolkit: Methodologies, Processes and Tasks in High-Tech Product Management. Springer Berlin Heidelberg, 2010. https://doi.org/10.1007/978-3-642-04508-0.
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