ISBN-13: 9781516880089 / Angielski / Miękka / 2015 / 92 str.
ISBN-13: 9781516880089 / Angielski / Miękka / 2015 / 92 str.
Beginning and Old Timer Bigfoot Researchers both will benefit from this book, as it shows how to do your own audio analysis for recordings taken from the field while doing Bigfoot research.